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OpenAPI Specification

openapi: 3.2.0
info:
  title: Fast Health API
  version: 0.1.0
tags:
- name: Health
paths:
  /healthz:
    get:
      tags:
      - Health
      summary: Health check with subsystem status (public)
      description: Returns 200 + status='ok' when every subsystem reports healthy, 503 + status='degraded' otherwise. Wire this into UptimeRobot / BetterUptime — they'll alert on the 503.
      operationId: healthz_healthz_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HealthzResponse'
  /status/uptime:
    get:
      tags:
      - Health
      summary: Historical uptime % from healthcheck_log (public)
      description: Aggregates healthcheck_log rows over the last N days to power a status page. Returns overall uptime % plus per-day breakdown.
      operationId: status_uptime_status_uptime_get
      parameters:
      - name: window_days
        in: query
        required: false
        schema:
          type: integer
          default: 30
          title: Window Days
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UptimeResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /health:
    get:
      tags:
      - Health
      summary: Health Check
      description: Health check endpoint to verify API and database connectivity
      operationId: health_check_health_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
components:
  schemas:
    UptimeResponse:
      properties:
        window_days:
          type: integer
          title: Window Days
        overall_uptime_pct:
          type: number
          title: Overall Uptime Pct
        by_day:
          items:
            $ref: '#/components/schemas/UptimePoint'
          type: array
          title: By Day
      type: object
      required:
      - window_days
      - overall_uptime_pct
      - by_day
      title: UptimeResponse
    HealthzResponse:
      properties:
        status:
          type: string
          title: Status
          description: ok or degraded
        uptime_seconds:
          type: integer
          title: Uptime Seconds
        checked_at:
          type: string
          title: Checked At
        checks:
          items:
            $ref: '#/components/schemas/SubsystemCheck'
          type: array
          title: Checks
      type: object
      required:
      - status
      - uptime_seconds
      - checked_at
      - checks
      title: HealthzResponse
    UptimePoint:
      properties:
        day:
          type: string
          title: Day
        ok:
          type: integer
          title: Ok
        fail:
          type: integer
          title: Fail
        uptime_pct:
          type: number
          title: Uptime Pct
      type: object
      required:
      - day
      - ok
      - fail
      - uptime_pct
      title: UptimePoint
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    SubsystemCheck:
      properties:
        name:
          type: string
          title: Name
        ok:
          type: boolean
          title: Ok
        detail:
          anyOf:
          - type: string
          - type: 'null'
          title: Detail
      type: object
      required:
      - name
      - ok
      title: SubsystemCheck
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer