Supabase Auth API — OAuth

naftiko: 1.0.0-alpha2
info:
  label: Supabase Auth API — OAuth
  description: 'Supabase Auth API — OAuth. 2 operations. Lead operation: Initiate OAuth login. Self-contained Naftiko capability
    covering one Supabase business surface.'
  tags:
  - Supabase
  - OAuth
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    SUPABASE_API_KEY: SUPABASE_API_KEY
capability:
  consumes:
  - type: http
    namespace: auth-oauth
    baseUri: https://{project_ref}.supabase.co/auth/v1
    description: Supabase Auth API — OAuth business capability. Self-contained, no shared references.
    resources:
    - name: authorize
      path: /authorize
      operations:
      - name: authorizeoauth
        method: GET
        description: Initiate OAuth login
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: provider
          in: query
          type: string
          description: The OAuth provider to authenticate with
          required: true
        - name: redirect_to
          in: query
          type: string
          description: URL to redirect to after authentication
        - name: scopes
          in: query
          type: string
          description: Space-separated list of OAuth scopes to request
    - name: callback
      path: /callback
      operations:
      - name: oauthcallback
        method: GET
        description: OAuth callback
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: code
          in: query
          type: string
          description: Authorization code from the OAuth provider
        - name: state
          in: query
          type: string
          description: State parameter for CSRF protection
    authentication:
      type: bearer
      token: '{{env.SUPABASE_API_KEY}}'
  exposes:
  - type: rest
    namespace: auth-oauth-rest
    port: 8080
    description: REST adapter for Supabase Auth API — OAuth. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/authorize
      name: authorize
      description: REST surface for authorize.
      operations:
      - method: GET
        name: authorizeoauth
        description: Initiate OAuth login
        call: auth-oauth.authorizeoauth
        with:
          provider: rest.provider
          redirect_to: rest.redirect_to
          scopes: rest.scopes
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/callback
      name: callback
      description: REST surface for callback.
      operations:
      - method: GET
        name: oauthcallback
        description: OAuth callback
        call: auth-oauth.oauthcallback
        with:
          code: rest.code
          state: rest.state
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: auth-oauth-mcp
    port: 9090
    transport: http
    description: MCP adapter for Supabase Auth API — OAuth. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: initiate-oauth-login
      description: Initiate OAuth login
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: auth-oauth.authorizeoauth
      with:
        provider: tools.provider
        redirect_to: tools.redirect_to
        scopes: tools.scopes
      outputParameters:
      - type: object
        mapping: $.
    - name: oauth-callback
      description: OAuth callback
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: auth-oauth.oauthcallback
      with:
        code: tools.code
        state: tools.state
      outputParameters:
      - type: object
        mapping: $.