{
  "openapi": "3.0.3",
  "info": {
    "title": "sondahub Helpdesk API",
    "version": "0.6.1",
    "description": "A support desk: tickets, messages, agents, customers, SLAs — the state-machine one.\n\nTwo thousand tickets with their message threads, twenty-five agents in four teams and three hundred customer companies. A ticket moves open → pending → resolved → closed; PATCH its status and the hub checks the transition and stamps the timestamps.\n\nNo keys, no accounts. Writes (POST, PUT, PATCH, DELETE) are validated and answered exactly as a real server would answer them, then forgotten: sondahub stores nothing, and every such answer says so in _note and in the X-Sondahub-Write: simulated header. Every list takes page, limit, sort, q, fields and expand, plus one filter per field with the operators _ne _gt _gte _lt _lte _like _in.",
    "contact": {
      "name": "sondahub",
      "url": "https://api.sondahub.com"
    }
  },
  "servers": [
    {
      "url": "https://api.sondahub.com"
    }
  ],
  "tags": [
    {
      "name": "teams",
      "description": "Support teams."
    },
    {
      "name": "agents",
      "description": "The people answering tickets."
    },
    {
      "name": "customers",
      "description": "Companies with a support contract."
    },
    {
      "name": "tickets",
      "description": "A support request. Allowed status moves: open → pending | resolved; pending → open | resolved; resolved → closed | open; closed → open (reopen). Anything else answers 422."
    },
    {
      "name": "messages",
      "description": "The thread on a ticket, in order. author_type says who wrote it."
    }
  ],
  "paths": {
    "/v1/helpdesk/teams": {
      "get": {
        "tags": [
          "teams"
        ],
        "summary": "List teams",
        "operationId": "list_teams",
        "parameters": [
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "expand",
            "in": "query",
            "description": "Comma-separated relations to embed: agents.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id",
            "in": "query",
            "required": false,
            "description": "Filter: id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
              "readOnly": true
            }
          },
          {
            "name": "created_at",
            "in": "query",
            "required": false,
            "description": "Filter: created_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record was created (ISO 8601, UTC).",
              "readOnly": true
            }
          },
          {
            "name": "updated_at",
            "in": "query",
            "required": false,
            "description": "Filter: updated_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record last changed.",
              "readOnly": true
            }
          },
          {
            "name": "name",
            "in": "query",
            "required": false,
            "description": "Filter: name equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "example": "Tier 1"
            }
          },
          {
            "name": "slug",
            "in": "query",
            "required": false,
            "description": "Filter: slug equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "timezone",
            "in": "query",
            "required": false,
            "description": "Filter: timezone equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "hours",
            "in": "query",
            "required": false,
            "description": "Filter: hours equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true,
              "example": "24/7"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TeamList"
                }
              }
            }
          },
          "400": {
            "description": "A parameter could not be read.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "post": {
        "tags": [
          "teams"
        ],
        "summary": "Create a team",
        "operationId": "create_team",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TeamInput"
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Created — simulated: the answer is what a real server would give, nothing is stored (see _note and the X-Sondahub-Write header).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/teams/{id}": {
      "get": {
        "tags": [
          "teams"
        ],
        "summary": "Get a team",
        "operationId": "get_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "expand",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "The record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "304": {
            "description": "Unchanged since the ETag you sent."
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "put": {
        "tags": [
          "teams"
        ],
        "summary": "Replace a team",
        "operationId": "replace_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TeamInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "patch": {
        "tags": [
          "teams"
        ],
        "summary": "Update part of a team",
        "operationId": "update_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TeamInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "delete": {
        "tags": [
          "teams"
        ],
        "summary": "Delete a team",
        "description": "Simulated: answers 200 with the record that would have been removed and a note; nothing is stored.",
        "operationId": "delete_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "What would have been deleted.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "deleted": {
                      "type": "boolean"
                    },
                    "id": {
                      "type": "integer"
                    },
                    "_note": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/teams/{id}/agents": {
      "get": {
        "tags": [
          "teams"
        ],
        "summary": "The agents of a team",
        "operationId": "team_agents",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page of related records.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/AgentList"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/agents": {
      "get": {
        "tags": [
          "agents"
        ],
        "summary": "List agents",
        "operationId": "list_agents",
        "parameters": [
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "expand",
            "in": "query",
            "description": "Comma-separated relations to embed: team, tickets.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id",
            "in": "query",
            "required": false,
            "description": "Filter: id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
              "readOnly": true
            }
          },
          {
            "name": "created_at",
            "in": "query",
            "required": false,
            "description": "Filter: created_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record was created (ISO 8601, UTC).",
              "readOnly": true
            }
          },
          {
            "name": "updated_at",
            "in": "query",
            "required": false,
            "description": "Filter: updated_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record last changed.",
              "readOnly": true
            }
          },
          {
            "name": "name",
            "in": "query",
            "required": false,
            "description": "Filter: name equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "email",
            "in": "query",
            "required": false,
            "description": "Filter: email equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "team_id",
            "in": "query",
            "required": false,
            "description": "Filter: team_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "description": "The id of a team."
            }
          },
          {
            "name": "role",
            "in": "query",
            "required": false,
            "description": "Filter: role equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "agent",
                "senior",
                "lead",
                "admin"
              ],
              "nullable": true,
              "example": "agent"
            }
          },
          {
            "name": "status",
            "in": "query",
            "required": false,
            "description": "Filter: status equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "available",
                "busy",
                "away",
                "offline"
              ],
              "nullable": true,
              "example": "available"
            }
          },
          {
            "name": "open_tickets",
            "in": "query",
            "required": false,
            "description": "Filter: open_tickets equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "rating",
            "in": "query",
            "required": false,
            "description": "Filter: rating equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "number",
              "nullable": true,
              "readOnly": true
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/AgentList"
                }
              }
            }
          },
          "400": {
            "description": "A parameter could not be read.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "post": {
        "tags": [
          "agents"
        ],
        "summary": "Create a agent",
        "operationId": "create_agent",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/AgentInput"
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Created — simulated: the answer is what a real server would give, nothing is stored (see _note and the X-Sondahub-Write header).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/agents/{id}": {
      "get": {
        "tags": [
          "agents"
        ],
        "summary": "Get a agent",
        "operationId": "get_agent",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "expand",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "The record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "304": {
            "description": "Unchanged since the ETag you sent."
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "put": {
        "tags": [
          "agents"
        ],
        "summary": "Replace a agent",
        "operationId": "replace_agent",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/AgentInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "patch": {
        "tags": [
          "agents"
        ],
        "summary": "Update part of a agent",
        "operationId": "update_agent",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/AgentInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "delete": {
        "tags": [
          "agents"
        ],
        "summary": "Delete a agent",
        "description": "Simulated: answers 200 with the record that would have been removed and a note; nothing is stored.",
        "operationId": "delete_agent",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "What would have been deleted.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "deleted": {
                      "type": "boolean"
                    },
                    "id": {
                      "type": "integer"
                    },
                    "_note": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/agents/{id}/team": {
      "get": {
        "tags": [
          "agents"
        ],
        "summary": "The team of a agent",
        "operationId": "agent_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/agents/{id}/tickets": {
      "get": {
        "tags": [
          "agents"
        ],
        "summary": "The tickets of a agent",
        "operationId": "agent_tickets",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page of related records.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TicketList"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/customers": {
      "get": {
        "tags": [
          "customers"
        ],
        "summary": "List customers",
        "operationId": "list_customers",
        "parameters": [
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "expand",
            "in": "query",
            "description": "Comma-separated relations to embed: tickets.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id",
            "in": "query",
            "required": false,
            "description": "Filter: id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
              "readOnly": true
            }
          },
          {
            "name": "created_at",
            "in": "query",
            "required": false,
            "description": "Filter: created_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record was created (ISO 8601, UTC).",
              "readOnly": true
            }
          },
          {
            "name": "updated_at",
            "in": "query",
            "required": false,
            "description": "Filter: updated_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record last changed.",
              "readOnly": true
            }
          },
          {
            "name": "name",
            "in": "query",
            "required": false,
            "description": "Filter: name equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "example": "Blue Systems Inc."
            }
          },
          {
            "name": "domain",
            "in": "query",
            "required": false,
            "description": "Filter: domain equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true,
              "example": "bluesystems.example"
            }
          },
          {
            "name": "plan",
            "in": "query",
            "required": false,
            "description": "Filter: plan equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "free",
                "starter",
                "business",
                "enterprise"
              ],
              "nullable": true,
              "example": "free"
            }
          },
          {
            "name": "contact_name",
            "in": "query",
            "required": false,
            "description": "Filter: contact_name equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "contact_email",
            "in": "query",
            "required": false,
            "description": "Filter: contact_email equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "sla_hours",
            "in": "query",
            "required": false,
            "description": "Filter: sla_hours equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "First response target, hours."
            }
          },
          {
            "name": "open_tickets",
            "in": "query",
            "required": false,
            "description": "Filter: open_tickets equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "satisfaction",
            "in": "query",
            "required": false,
            "description": "Filter: satisfaction equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "number",
              "nullable": true,
              "description": "Average CSAT, 1–5.",
              "readOnly": true
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/CustomerList"
                }
              }
            }
          },
          "400": {
            "description": "A parameter could not be read.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "post": {
        "tags": [
          "customers"
        ],
        "summary": "Create a customer",
        "operationId": "create_customer",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/CustomerInput"
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Created — simulated: the answer is what a real server would give, nothing is stored (see _note and the X-Sondahub-Write header).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Customer"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/customers/{id}": {
      "get": {
        "tags": [
          "customers"
        ],
        "summary": "Get a customer",
        "operationId": "get_customer",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "expand",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "The record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Customer"
                }
              }
            }
          },
          "304": {
            "description": "Unchanged since the ETag you sent."
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "put": {
        "tags": [
          "customers"
        ],
        "summary": "Replace a customer",
        "operationId": "replace_customer",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/CustomerInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Customer"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "patch": {
        "tags": [
          "customers"
        ],
        "summary": "Update part of a customer",
        "operationId": "update_customer",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/CustomerInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Customer"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "delete": {
        "tags": [
          "customers"
        ],
        "summary": "Delete a customer",
        "description": "Simulated: answers 200 with the record that would have been removed and a note; nothing is stored.",
        "operationId": "delete_customer",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "What would have been deleted.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "deleted": {
                      "type": "boolean"
                    },
                    "id": {
                      "type": "integer"
                    },
                    "_note": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/customers/{id}/tickets": {
      "get": {
        "tags": [
          "customers"
        ],
        "summary": "The tickets of a customer",
        "operationId": "customer_tickets",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "-id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page of related records.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TicketList"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "List tickets",
        "operationId": "list_tickets",
        "parameters": [
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: -created_at.",
            "schema": {
              "type": "string",
              "example": "-created_at"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "expand",
            "in": "query",
            "description": "Comma-separated relations to embed: customer, assignee, team, messages.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id",
            "in": "query",
            "required": false,
            "description": "Filter: id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
              "readOnly": true
            }
          },
          {
            "name": "created_at",
            "in": "query",
            "required": false,
            "description": "Filter: created_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record was created (ISO 8601, UTC).",
              "readOnly": true
            }
          },
          {
            "name": "updated_at",
            "in": "query",
            "required": false,
            "description": "Filter: updated_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record last changed.",
              "readOnly": true
            }
          },
          {
            "name": "number",
            "in": "query",
            "required": false,
            "description": "Filter: number equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true,
              "example": "HD-10042",
              "readOnly": true
            }
          },
          {
            "name": "subject",
            "in": "query",
            "required": false,
            "description": "Filter: subject equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "status",
            "in": "query",
            "required": false,
            "description": "Filter: status equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "open",
                "pending",
                "resolved",
                "closed"
              ],
              "nullable": true,
              "example": "open"
            }
          },
          {
            "name": "priority",
            "in": "query",
            "required": false,
            "description": "Filter: priority equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "low",
                "normal",
                "high",
                "urgent"
              ],
              "nullable": true,
              "example": "low"
            }
          },
          {
            "name": "category",
            "in": "query",
            "required": false,
            "description": "Filter: category equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "billing",
                "account",
                "bug",
                "feature",
                "howto"
              ],
              "nullable": true,
              "example": "billing"
            }
          },
          {
            "name": "channel",
            "in": "query",
            "required": false,
            "description": "Filter: channel equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "email",
                "chat",
                "phone",
                "web",
                "api"
              ],
              "nullable": true,
              "example": "email"
            }
          },
          {
            "name": "customer_id",
            "in": "query",
            "required": false,
            "description": "Filter: customer_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "description": "The id of a customer."
            }
          },
          {
            "name": "requester_email",
            "in": "query",
            "required": false,
            "description": "Filter: requester_email equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "assignee_id",
            "in": "query",
            "required": false,
            "description": "Filter: assignee_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "The id of a agent."
            }
          },
          {
            "name": "team_id",
            "in": "query",
            "required": false,
            "description": "Filter: team_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "The id of a team."
            }
          },
          {
            "name": "first_response_at",
            "in": "query",
            "required": false,
            "description": "Filter: first_response_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "resolved_at",
            "in": "query",
            "required": false,
            "description": "Filter: resolved_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "closed_at",
            "in": "query",
            "required": false,
            "description": "Filter: closed_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "due_at",
            "in": "query",
            "required": false,
            "description": "Filter: due_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true
            }
          },
          {
            "name": "sla_breached",
            "in": "query",
            "required": false,
            "description": "Filter: sla_breached equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "boolean",
              "nullable": true,
              "readOnly": true
            }
          },
          {
            "name": "satisfaction",
            "in": "query",
            "required": false,
            "description": "Filter: satisfaction equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "CSAT given at close.",
              "minimum": 1,
              "maximum": 5
            }
          },
          {
            "name": "message_count",
            "in": "query",
            "required": false,
            "description": "Filter: message_count equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "readOnly": true
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/TicketList"
                }
              }
            }
          },
          "400": {
            "description": "A parameter could not be read.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "post": {
        "tags": [
          "tickets"
        ],
        "summary": "Create a ticket",
        "operationId": "create_ticket",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TicketInput"
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Created — simulated: the answer is what a real server would give, nothing is stored (see _note and the X-Sondahub-Write header).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Ticket"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets/{id}": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "Get a ticket",
        "operationId": "get_ticket",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "expand",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "The record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Ticket"
                }
              }
            }
          },
          "304": {
            "description": "Unchanged since the ETag you sent."
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "put": {
        "tags": [
          "tickets"
        ],
        "summary": "Replace a ticket",
        "operationId": "replace_ticket",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TicketInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Ticket"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "patch": {
        "tags": [
          "tickets"
        ],
        "summary": "Update part of a ticket",
        "operationId": "update_ticket",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/TicketInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Ticket"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "delete": {
        "tags": [
          "tickets"
        ],
        "summary": "Delete a ticket",
        "description": "Simulated: answers 200 with the record that would have been removed and a note; nothing is stored.",
        "operationId": "delete_ticket",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "What would have been deleted.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "deleted": {
                      "type": "boolean"
                    },
                    "id": {
                      "type": "integer"
                    },
                    "_note": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets/{id}/customer": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "The customer of a ticket",
        "operationId": "ticket_customer",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Customer"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets/{id}/assignee": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "The assignee of a ticket",
        "operationId": "ticket_assignee",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets/{id}/team": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "The team of a ticket",
        "operationId": "ticket_team",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Team"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/tickets/{id}/messages": {
      "get": {
        "tags": [
          "tickets"
        ],
        "summary": "The messages of a ticket",
        "operationId": "ticket_messages",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: -created_at.",
            "schema": {
              "type": "string",
              "example": "-created_at"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page of related records.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MessageList"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/messages": {
      "get": {
        "tags": [
          "messages"
        ],
        "summary": "List messages",
        "operationId": "list_messages",
        "parameters": [
          {
            "name": "page",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 1
            }
          },
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "maximum": 200,
              "default": 20
            }
          },
          {
            "name": "sort",
            "in": "query",
            "description": "Comma-separated fields; prefix with - for descending. Default: id.",
            "schema": {
              "type": "string",
              "example": "id"
            }
          },
          {
            "name": "q",
            "in": "query",
            "description": "Full-text search over the string fields.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "fields",
            "in": "query",
            "description": "Comma-separated fields to return.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "expand",
            "in": "query",
            "description": "Comma-separated relations to embed: ticket, author.",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "id",
            "in": "query",
            "required": false,
            "description": "Filter: id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
              "readOnly": true
            }
          },
          {
            "name": "created_at",
            "in": "query",
            "required": false,
            "description": "Filter: created_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record was created (ISO 8601, UTC).",
              "readOnly": true
            }
          },
          {
            "name": "updated_at",
            "in": "query",
            "required": false,
            "description": "Filter: updated_at equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "format": "date-time",
              "nullable": true,
              "description": "When the record last changed.",
              "readOnly": true
            }
          },
          {
            "name": "ticket_id",
            "in": "query",
            "required": false,
            "description": "Filter: ticket_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "description": "The id of a ticket."
            }
          },
          {
            "name": "author_type",
            "in": "query",
            "required": false,
            "description": "Filter: author_type equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "enum": [
                "customer",
                "agent",
                "system"
              ],
              "example": "customer"
            }
          },
          {
            "name": "author_id",
            "in": "query",
            "required": false,
            "description": "Filter: author_id equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "integer",
              "nullable": true,
              "description": "The agent, when author_type is agent. The id of a agent."
            }
          },
          {
            "name": "author_name",
            "in": "query",
            "required": false,
            "description": "Filter: author_name equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "string",
              "nullable": true
            }
          },
          {
            "name": "internal",
            "in": "query",
            "required": false,
            "description": "Filter: internal equals the value. Suffix the name with _ne, _gt, _gte, _lt, _lte, _like (contains, case-insensitive) or _in (comma list); \"null\" matches missing values.",
            "schema": {
              "type": "boolean",
              "nullable": true,
              "description": "A private note the customer does not see."
            }
          }
        ],
        "responses": {
          "200": {
            "description": "A page.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/MessageList"
                }
              }
            }
          },
          "400": {
            "description": "A parameter could not be read.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "post": {
        "tags": [
          "messages"
        ],
        "summary": "Create a message",
        "operationId": "create_message",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/MessageInput"
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Created — simulated: the answer is what a real server would give, nothing is stored (see _note and the X-Sondahub-Write header).",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Message"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/messages/{id}": {
      "get": {
        "tags": [
          "messages"
        ],
        "summary": "Get a message",
        "operationId": "get_message",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          },
          {
            "name": "expand",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "The record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Message"
                }
              }
            }
          },
          "304": {
            "description": "Unchanged since the ETag you sent."
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "put": {
        "tags": [
          "messages"
        ],
        "summary": "Replace a message",
        "operationId": "replace_message",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/MessageInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Message"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "patch": {
        "tags": [
          "messages"
        ],
        "summary": "Update part of a message",
        "operationId": "update_message",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/MessageInput"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "The record as it would have been saved — simulated, nothing is stored.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Message"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          },
          "422": {
            "description": "The body failed validation; details lists each field.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      },
      "delete": {
        "tags": [
          "messages"
        ],
        "summary": "Delete a message",
        "description": "Simulated: answers 200 with the record that would have been removed and a note; nothing is stored.",
        "operationId": "delete_message",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "What would have been deleted.",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "deleted": {
                      "type": "boolean"
                    },
                    "id": {
                      "type": "integer"
                    },
                    "_note": {
                      "type": "string"
                    }
                  }
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/messages/{id}/ticket": {
      "get": {
        "tags": [
          "messages"
        ],
        "summary": "The ticket of a message",
        "operationId": "message_ticket",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Ticket"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    },
    "/v1/helpdesk/messages/{id}/author": {
      "get": {
        "tags": [
          "messages"
        ],
        "summary": "The author of a message",
        "operationId": "message_author",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            },
            "example": 1
          }
        ],
        "responses": {
          "200": {
            "description": "The related record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Agent"
                }
              }
            }
          },
          "404": {
            "description": "No such record.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/Error"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "Error": {
        "type": "object",
        "properties": {
          "error": {
            "type": "object",
            "properties": {
              "code": {
                "type": "string",
                "example": "validation_failed"
              },
              "message": {
                "type": "string"
              },
              "details": {
                "type": "array",
                "items": {
                  "type": "object",
                  "additionalProperties": true
                }
              }
            },
            "required": [
              "code",
              "message"
            ]
          }
        }
      },
      "ListMeta": {
        "type": "object",
        "properties": {
          "page": {
            "type": "integer"
          },
          "limit": {
            "type": "integer"
          },
          "total": {
            "type": "integer"
          },
          "pages": {
            "type": "integer"
          }
        }
      },
      "Team": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer",
            "nullable": true,
            "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
            "readOnly": true
          },
          "created_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record was created (ISO 8601, UTC).",
            "readOnly": true
          },
          "updated_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record last changed.",
            "readOnly": true
          },
          "name": {
            "type": "string",
            "example": "Tier 1"
          },
          "slug": {
            "type": "string",
            "nullable": true
          },
          "timezone": {
            "type": "string",
            "nullable": true
          },
          "hours": {
            "type": "string",
            "nullable": true,
            "example": "24/7"
          }
        },
        "required": [
          "id",
          "created_at",
          "updated_at",
          "name"
        ]
      },
      "TeamInput": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string",
            "example": "Tier 1"
          },
          "slug": {
            "type": "string",
            "nullable": true
          },
          "timezone": {
            "type": "string",
            "nullable": true
          },
          "hours": {
            "type": "string",
            "nullable": true,
            "example": "24/7"
          }
        },
        "required": [
          "name"
        ],
        "example": {
          "name": "Tier 1",
          "hours": "24/7"
        }
      },
      "TeamList": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/Team"
            }
          },
          "meta": {
            "$ref": "#/components/schemas/ListMeta"
          }
        }
      },
      "Agent": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer",
            "nullable": true,
            "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
            "readOnly": true
          },
          "created_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record was created (ISO 8601, UTC).",
            "readOnly": true
          },
          "updated_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record last changed.",
            "readOnly": true
          },
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string"
          },
          "team_id": {
            "type": "integer",
            "description": "The id of a team."
          },
          "role": {
            "type": "string",
            "enum": [
              "agent",
              "senior",
              "lead",
              "admin"
            ],
            "nullable": true,
            "example": "agent"
          },
          "status": {
            "type": "string",
            "enum": [
              "available",
              "busy",
              "away",
              "offline"
            ],
            "nullable": true,
            "example": "available"
          },
          "skills": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Shape: string[]"
          },
          "open_tickets": {
            "type": "integer",
            "nullable": true,
            "readOnly": true
          },
          "rating": {
            "type": "number",
            "nullable": true,
            "readOnly": true
          }
        },
        "required": [
          "id",
          "created_at",
          "updated_at",
          "name",
          "email",
          "team_id",
          "open_tickets",
          "rating"
        ]
      },
      "AgentInput": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string"
          },
          "team_id": {
            "type": "integer",
            "description": "The id of a team."
          },
          "role": {
            "type": "string",
            "enum": [
              "agent",
              "senior",
              "lead",
              "admin"
            ],
            "nullable": true,
            "example": "agent"
          },
          "status": {
            "type": "string",
            "enum": [
              "available",
              "busy",
              "away",
              "offline"
            ],
            "nullable": true,
            "example": "available"
          },
          "skills": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Shape: string[]"
          }
        },
        "required": [
          "name",
          "email",
          "team_id"
        ],
        "example": {
          "name": "A name",
          "email": "A email",
          "team_id": 1,
          "role": "agent",
          "status": "available"
        }
      },
      "AgentList": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/Agent"
            }
          },
          "meta": {
            "$ref": "#/components/schemas/ListMeta"
          }
        }
      },
      "Customer": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer",
            "nullable": true,
            "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
            "readOnly": true
          },
          "created_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record was created (ISO 8601, UTC).",
            "readOnly": true
          },
          "updated_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record last changed.",
            "readOnly": true
          },
          "name": {
            "type": "string",
            "example": "Blue Systems Inc."
          },
          "domain": {
            "type": "string",
            "nullable": true,
            "example": "bluesystems.example"
          },
          "plan": {
            "type": "string",
            "enum": [
              "free",
              "starter",
              "business",
              "enterprise"
            ],
            "nullable": true,
            "example": "free"
          },
          "contact_name": {
            "type": "string",
            "nullable": true
          },
          "contact_email": {
            "type": "string",
            "nullable": true
          },
          "sla_hours": {
            "type": "integer",
            "nullable": true,
            "description": "First response target, hours."
          },
          "open_tickets": {
            "type": "integer",
            "nullable": true,
            "readOnly": true
          },
          "satisfaction": {
            "type": "number",
            "nullable": true,
            "description": "Average CSAT, 1–5.",
            "readOnly": true
          }
        },
        "required": [
          "id",
          "created_at",
          "updated_at",
          "name",
          "open_tickets",
          "satisfaction"
        ]
      },
      "CustomerInput": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string",
            "example": "Blue Systems Inc."
          },
          "domain": {
            "type": "string",
            "nullable": true,
            "example": "bluesystems.example"
          },
          "plan": {
            "type": "string",
            "enum": [
              "free",
              "starter",
              "business",
              "enterprise"
            ],
            "nullable": true,
            "example": "free"
          },
          "contact_name": {
            "type": "string",
            "nullable": true
          },
          "contact_email": {
            "type": "string",
            "nullable": true
          },
          "sla_hours": {
            "type": "integer",
            "nullable": true,
            "description": "First response target, hours."
          }
        },
        "required": [
          "name"
        ],
        "example": {
          "name": "Blue Systems Inc.",
          "domain": "bluesystems.example",
          "plan": "free"
        }
      },
      "CustomerList": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/Customer"
            }
          },
          "meta": {
            "$ref": "#/components/schemas/ListMeta"
          }
        }
      },
      "Ticket": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer",
            "nullable": true,
            "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
            "readOnly": true
          },
          "created_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record was created (ISO 8601, UTC).",
            "readOnly": true
          },
          "updated_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record last changed.",
            "readOnly": true
          },
          "number": {
            "type": "string",
            "nullable": true,
            "example": "HD-10042",
            "readOnly": true
          },
          "subject": {
            "type": "string"
          },
          "description": {
            "type": "string",
            "nullable": true
          },
          "status": {
            "type": "string",
            "enum": [
              "open",
              "pending",
              "resolved",
              "closed"
            ],
            "nullable": true,
            "example": "open"
          },
          "priority": {
            "type": "string",
            "enum": [
              "low",
              "normal",
              "high",
              "urgent"
            ],
            "nullable": true,
            "example": "low"
          },
          "category": {
            "type": "string",
            "enum": [
              "billing",
              "account",
              "bug",
              "feature",
              "howto"
            ],
            "nullable": true,
            "example": "billing"
          },
          "channel": {
            "type": "string",
            "enum": [
              "email",
              "chat",
              "phone",
              "web",
              "api"
            ],
            "nullable": true,
            "example": "email"
          },
          "customer_id": {
            "type": "integer",
            "description": "The id of a customer."
          },
          "requester_email": {
            "type": "string",
            "nullable": true
          },
          "assignee_id": {
            "type": "integer",
            "nullable": true,
            "description": "The id of a agent."
          },
          "team_id": {
            "type": "integer",
            "nullable": true,
            "description": "The id of a team."
          },
          "tags": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Shape: string[]"
          },
          "first_response_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "readOnly": true
          },
          "resolved_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "readOnly": true
          },
          "closed_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "readOnly": true
          },
          "due_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true
          },
          "sla_breached": {
            "type": "boolean",
            "nullable": true,
            "readOnly": true
          },
          "satisfaction": {
            "type": "integer",
            "nullable": true,
            "description": "CSAT given at close.",
            "minimum": 1,
            "maximum": 5
          },
          "message_count": {
            "type": "integer",
            "nullable": true,
            "readOnly": true
          }
        },
        "required": [
          "id",
          "created_at",
          "updated_at",
          "number",
          "subject",
          "customer_id",
          "first_response_at",
          "resolved_at",
          "closed_at",
          "sla_breached",
          "message_count"
        ]
      },
      "TicketInput": {
        "type": "object",
        "properties": {
          "subject": {
            "type": "string"
          },
          "description": {
            "type": "string",
            "nullable": true
          },
          "status": {
            "type": "string",
            "enum": [
              "open",
              "pending",
              "resolved",
              "closed"
            ],
            "nullable": true,
            "example": "open"
          },
          "priority": {
            "type": "string",
            "enum": [
              "low",
              "normal",
              "high",
              "urgent"
            ],
            "nullable": true,
            "example": "low"
          },
          "category": {
            "type": "string",
            "enum": [
              "billing",
              "account",
              "bug",
              "feature",
              "howto"
            ],
            "nullable": true,
            "example": "billing"
          },
          "channel": {
            "type": "string",
            "enum": [
              "email",
              "chat",
              "phone",
              "web",
              "api"
            ],
            "nullable": true,
            "example": "email"
          },
          "customer_id": {
            "type": "integer",
            "description": "The id of a customer."
          },
          "requester_email": {
            "type": "string",
            "nullable": true
          },
          "assignee_id": {
            "type": "integer",
            "nullable": true,
            "description": "The id of a agent."
          },
          "team_id": {
            "type": "integer",
            "nullable": true,
            "description": "The id of a team."
          },
          "tags": {
            "type": "array",
            "items": {
              "type": "string"
            },
            "description": "Shape: string[]"
          },
          "due_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true
          },
          "satisfaction": {
            "type": "integer",
            "nullable": true,
            "description": "CSAT given at close.",
            "minimum": 1,
            "maximum": 5
          }
        },
        "required": [
          "subject",
          "customer_id"
        ],
        "example": {
          "subject": "A subject",
          "status": "open",
          "priority": "low",
          "category": "billing",
          "channel": "email",
          "customer_id": 1
        }
      },
      "TicketList": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/Ticket"
            }
          },
          "meta": {
            "$ref": "#/components/schemas/ListMeta"
          }
        }
      },
      "Message": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer",
            "nullable": true,
            "description": "Assigned by the server. Seed records keep their ids across restarts; records you create continue after the seed.",
            "readOnly": true
          },
          "created_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record was created (ISO 8601, UTC).",
            "readOnly": true
          },
          "updated_at": {
            "type": "string",
            "format": "date-time",
            "nullable": true,
            "description": "When the record last changed.",
            "readOnly": true
          },
          "ticket_id": {
            "type": "integer",
            "description": "The id of a ticket."
          },
          "author_type": {
            "type": "string",
            "enum": [
              "customer",
              "agent",
              "system"
            ],
            "example": "customer"
          },
          "author_id": {
            "type": "integer",
            "nullable": true,
            "description": "The agent, when author_type is agent. The id of a agent."
          },
          "author_name": {
            "type": "string",
            "nullable": true
          },
          "body": {
            "type": "string"
          },
          "internal": {
            "type": "boolean",
            "nullable": true,
            "description": "A private note the customer does not see."
          },
          "attachments": {
            "type": "array",
            "items": {
              "type": "object",
              "additionalProperties": true
            },
            "description": "Shape: { name, size, content_type }[]"
          }
        },
        "required": [
          "id",
          "created_at",
          "updated_at",
          "ticket_id",
          "author_type",
          "body"
        ]
      },
      "MessageInput": {
        "type": "object",
        "properties": {
          "ticket_id": {
            "type": "integer",
            "description": "The id of a ticket."
          },
          "author_type": {
            "type": "string",
            "enum": [
              "customer",
              "agent",
              "system"
            ],
            "example": "customer"
          },
          "author_id": {
            "type": "integer",
            "nullable": true,
            "description": "The agent, when author_type is agent. The id of a agent."
          },
          "author_name": {
            "type": "string",
            "nullable": true
          },
          "body": {
            "type": "string"
          },
          "internal": {
            "type": "boolean",
            "nullable": true,
            "description": "A private note the customer does not see."
          },
          "attachments": {
            "type": "array",
            "items": {
              "type": "object",
              "additionalProperties": true
            },
            "description": "Shape: { name, size, content_type }[]"
          }
        },
        "required": [
          "ticket_id",
          "author_type",
          "body"
        ],
        "example": {
          "ticket_id": 1,
          "author_type": "customer",
          "body": "A body"
        }
      },
      "MessageList": {
        "type": "object",
        "properties": {
          "data": {
            "type": "array",
            "items": {
              "$ref": "#/components/schemas/Message"
            }
          },
          "meta": {
            "$ref": "#/components/schemas/ListMeta"
          }
        }
      }
    }
  }
}