Error:
  type: object
  required:
    - error
  properties:
    error:
      type: object
      required:
        - code
        - message
        - correlationId
      properties:
        code:
          type: string
          description: Machine-readable error code.
          example: NOT_FOUND
        message:
          type: string
          description: Human-readable error message.
          example: Not found.
        correlationId:
          type: string
          description: Request correlation identifier echoed from x-correlation-id when present.
          example: 11111111-1111-4111-8111-111111111111
HealthResponse:
  type: object
  required:
    - stage
    - sha
  properties:
    stage:
      type: string
      description: Deployment stage name.
      example: local
    sha:
      type: string
      description: Git SHA inlined at image build.
      example: deadbeef
ReadyResponse:
  type: object
  required:
    - status
    - database
  properties:
    status:
      type: string
      description: Process readiness marker.
      example: ok
    database:
      type: string
      description: Database ping result.
      example: up
MeResponse:
  type: object
  required:
    - id
    - email
    - name
    - role
  properties:
    id:
      type: string
      format: uuid
      description: Internal user primary key.
      example: 11111111-1111-4111-8111-111111111111
    email:
      type: string
      format: email
      description: Caller email address.
      example: admin@seahavenind.com
    name:
      type: string
      description: Display name for the caller.
      example: Dev Admin
    role:
      type: string
      description: Authorization role for RBAC checks.
      enum:
        - admin
        - ap_processor
        - approver
        - viewer
      example: admin
Vendor:
  type: object
  required:
    - id
    - name
    - defaultPaymentMethod
    - createdAt
    - updatedAt
  properties:
    id:
      type: string
      format: uuid
      description: Vendor primary key.
      example: 55555555-5555-4555-8555-555555555555
    name:
      type: string
      description: Vendor display name.
      example: Acme Facilities Supply
    email:
      type: [string, "null"]
      description: Billing email when present.
      example: billing@acmefacilities.example
    defaultPaymentMethod:
      type: string
      enum: [check, ach]
      description: Default payment method for new invoices.
      example: check
    createdAt:
      type: string
      format: date-time
      description: Row creation time.
    updatedAt:
      type: string
      format: date-time
      description: Row update time.
GlAccount:
  type: object
  required: [id, code, name, createdAt, updatedAt]
  properties:
    id:
      type: string
      format: uuid
      description: GL account primary key.
      example: 66666666-6666-4666-8666-666666666666
    code:
      type: string
      description: Account code.
      example: "6100"
    name:
      type: string
      description: Account name.
      example: Facilities Expense
    createdAt:
      type: string
      format: date-time
      description: Row creation time.
    updatedAt:
      type: string
      format: date-time
      description: Row update time.
Department:
  type: object
  required: [id, code, name, createdAt, updatedAt]
  properties:
    id:
      type: string
      format: uuid
      description: Department primary key.
      example: 77777777-7777-4777-8777-777777777777
    code:
      type: string
      description: Department code.
      example: OPS
    name:
      type: string
      description: Department name.
      example: Operations
    createdAt:
      type: string
      format: date-time
      description: Row creation time.
    updatedAt:
      type: string
      format: date-time
      description: Row update time.
User:
  type: object
  required: [id, email, name, role, createdAt, updatedAt]
  properties:
    id:
      type: string
      format: uuid
      description: User primary key.
      example: 11111111-1111-4111-8111-111111111111
    email:
      type: string
      format: email
      description: User email address.
      example: admin@seahavenind.com
    name:
      type: string
      description: Display name.
      example: Dev Admin
    role:
      type: string
      enum: [admin, ap_processor, approver, viewer]
      description: Authorization role.
      example: admin
    createdAt:
      type: string
      format: date-time
      description: Row creation time.
    updatedAt:
      type: string
      format: date-time
      description: Row update time.