{
  "openapi": "3.1.0",
  "info": {
    "title": "Keyhole public API",
    "version": "0.1.0"
  },
  "servers": [
    {
      "url": "https://keyhole.gn8.chatgpt.site"
    }
  ],
  "paths": {
    "/api/feed": {
      "get": {
        "summary": "Read published stories",
        "parameters": [
          {
            "name": "topic",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "q",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "since",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          },
          "400": {
            "description": "Invalid request"
          },
          "429": {
            "description": "Rate limit"
          },
          "503": {
            "description": "Temporarily unavailable"
          }
        }
      }
    },
    "/feed.xml": {
      "get": {
        "summary": "Read published stories",
        "parameters": [
          {
            "name": "topic",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "q",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "since",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Success"
          },
          "400": {
            "description": "Invalid request"
          },
          "429": {
            "description": "Rate limit"
          },
          "503": {
            "description": "Temporarily unavailable"
          }
        }
      }
    },
    "/api/subscriptions": {
      "post": {
        "summary": "Create a topic feed; does not schedule delivery",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": [
                  "topics"
                ],
                "properties": {
                  "topics": {
                    "type": "array",
                    "minItems": 1,
                    "maxItems": 3,
                    "items": {
                      "enum": [
                        "all",
                        "culture",
                        "tools",
                        "projects"
                      ]
                    }
                  }
                }
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Subscription id, bearer token and feed_url"
          },
          "200": {
            "description": "Success"
          },
          "400": {
            "description": "Invalid request"
          },
          "429": {
            "description": "Rate limit"
          },
          "503": {
            "description": "Temporarily unavailable"
          }
        }
      }
    },
    "/api/subscriptions/{id}": {
      "parameters": [
        {
          "name": "id",
          "in": "path",
          "required": true,
          "schema": {
            "type": "string"
          }
        },
        {
          "name": "token",
          "in": "query",
          "schema": {
            "type": "string"
          }
        }
      ],
      "get": {
        "summary": "Read a subscription",
        "security": [
          {
            "subscriptionToken": []
          }
        ],
        "responses": {
          "200": {
            "description": "JSON Feed"
          },
          "404": {
            "description": "Unknown or revoked subscription"
          }
        }
      },
      "delete": {
        "summary": "Revoke a subscription",
        "security": [
          {
            "subscriptionToken": []
          }
        ],
        "responses": {
          "200": {
            "description": "Revoked"
          },
          "404": {
            "description": "Unknown subscription"
          }
        }
      }
    },
    "/api/questions": {
      "post": {
        "summary": "Send a question to the editorial queue",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": [
                  "body"
                ],
                "properties": {
                  "body": {
                    "type": "string",
                    "minLength": 10,
                    "maxLength": 1200
                  }
                }
              }
            }
          }
        },
        "responses": {
          "201": {
            "description": "Received"
          },
          "200": {
            "description": "Success"
          },
          "400": {
            "description": "Invalid request"
          },
          "429": {
            "description": "Rate limit"
          },
          "503": {
            "description": "Temporarily unavailable"
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "subscriptionToken": {
        "type": "http",
        "scheme": "bearer",
        "description": "Use bearer header or token query parameter; Sites access authorization is separate during private pilot."
      }
    }
  }
}