{
  "paths": {
    "/auth/register": {
      "post": {
        "tags": ["Auth"],
        "summary": "Register a new user",
        "description": "Creates a new user account with email and password. A default calendar is automatically created. Returns the user profile along with access and refresh tokens.",
        "operationId": "registerUser",
        "security": [],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": ["email", "password"],
                "properties": {
                  "email": { "type": "string", "format": "email", "example": "user@example.com" },
                  "password": { "type": "string", "minLength": 10, "example": "securepassword123" },
                  "timezone": { "type": "string", "example": "America/Asuncion", "description": "IANA timezone name, defaults to UTC" }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "User registered successfully",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "required": ["user", "access_token", "refresh_token"],
                  "properties": {
                    "user": { "$ref": "#/components/schemas/User" },
                    "access_token": { "type": "string" },
                    "refresh_token": { "type": "string" }
                  }
                }
              }
            }
          },
          "400": { "description": "Validation error", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Error" } } } },
          "409": { "description": "Email already exists", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Error" } } } }
        }
      }
    },
    "/auth/login": {
      "post": {
        "tags": ["Auth"],
        "summary": "Login with credentials",
        "description": "Authenticates a user with email and password. Returns the user profile along with access and refresh tokens.",
        "operationId": "loginUser",
        "security": [],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": ["email", "password"],
                "properties": {
                  "email": { "type": "string", "format": "email", "example": "user@example.com" },
                  "password": { "type": "string", "example": "securepassword123" }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Login successful",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "required": ["user", "access_token", "refresh_token"],
                  "properties": {
                    "user": { "$ref": "#/components/schemas/User" },
                    "access_token": { "type": "string" },
                    "refresh_token": { "type": "string" }
                  }
                }
              }
            }
          },
          "401": { "description": "Invalid credentials", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Error" } } } }
        }
      }
    },
    "/auth/refresh": {
      "post": {
        "tags": ["Auth"],
        "summary": "Refresh access token",
        "description": "Exchanges a valid refresh token for a new access/refresh token pair.",
        "operationId": "refreshToken",
        "security": [],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": ["refresh_token"],
                "properties": {
                  "refresh_token": { "type": "string" }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Tokens refreshed",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "required": ["access_token", "refresh_token"],
                  "properties": {
                    "access_token": { "type": "string" },
                    "refresh_token": { "type": "string" }
                  }
                }
              }
            }
          },
          "401": { "description": "Invalid or expired refresh token", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Error" } } } }
        }
      }
    },
    "/auth/logout": {
      "post": {
        "tags": ["Auth"],
        "summary": "Logout and revoke refresh token",
        "description": "Revokes the provided refresh token, ending the session.",
        "operationId": "logoutUser",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "required": ["refresh_token"],
                "properties": {
                  "refresh_token": { "type": "string" }
                }
              }
            }
          }
        },
        "responses": {
          "200": { "description": "Logged out", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/OkResponse" } } } }
        }
      }
    },
    "/auth/me": {
      "get": {
        "tags": ["Auth"],
        "summary": "Get current authenticated user",
        "description": "Returns the profile of the currently authenticated user.",
        "operationId": "getCurrentUser",
        "responses": {
          "200": {
            "description": "Current user",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "required": ["user"],
                  "properties": {
                    "user": { "$ref": "#/components/schemas/User" }
                  }
                }
              }
            }
          },
          "401": { "description": "Not authenticated", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Error" } } } }
        }
      }
    }
  }
}