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Author SHA1 Message Date
Oleg Proskurin a92b1bf482 docs: phase 3 part 4 - comprehensive JSDoc documentation for all v1 API endpoints
Add complete JSDoc documentation to all API v1 endpoints with detailed descriptions,
parameters, returns, error codes, and usage examples (Section 12).

**Generation Endpoints (generations.ts):**
- POST / - Create generation with references, aliases, and enhancement
- GET / - List with flow/status filtering and pagination
- GET /:id - Get single generation with full relations
- PUT /:id - Update with auto-regeneration on prompt/aspectRatio change
- POST /:id/regenerate - Regenerate with exact same parameters
- POST /:id/retry - Legacy endpoint (deprecated, delegates to regenerate)
- DELETE /:id - Delete with alias protection rules

**Flow Endpoints (flows.ts):**
- GET / - List flows with computed counts and pagination
- GET /:id - Get single flow with generationCount and imageCount
- GET /:id/generations - List flow's generations with pagination
- GET /:id/images - List flow's images with pagination
- PUT /:id/aliases - Update flow-scoped aliases (JSONB merge)
- DELETE /:id/aliases/:alias - Remove specific flow alias
- POST /:id/regenerate - Regenerate most recent generation in flow
- DELETE /:id - Hard delete flow (generations/images remain)

**Image Endpoints (images.ts):**
- POST /upload - Upload with flowId logic (undefined=auto, null=none, string=specific)
- GET / - List with flow/source/alias filtering and pagination
- GET /resolve/:alias - 3-tier resolution (technical → flow → project)
- GET /:id - Get single image with complete details
- PUT /:id - Update focal point and metadata
- PUT /:id/alias - Assign project-scoped alias (Section 6.1)
- DELETE /:id - Hard delete with MinIO cleanup and cascades

**CDN Endpoints (cdn.ts):**
- GET /:orgSlug/:projectSlug/img/:filenameOrAlias - Public image serving
  - Supports filename and @alias access
  - Long-term browser caching (1 year)
  - No authentication required
- GET /:orgSlug/:projectSlug/live/:scope - Live URL generation
  - Automatic prompt-based caching
  - IP rate limiting (10/hour, cache hits excluded)
  - Lazy scope creation
  - Scope generation limits
  - Cache key from prompt + params
  - X-Cache-Status: HIT|MISS headers

**Scope Management Endpoints (scopes.ts):**
- POST / - Create scope manually with settings
- GET / - List with currentGenerations stats and pagination
- GET /:slug - Get single scope by slug with stats
- PUT /:slug - Update settings (allowNewGenerations, limits)
- POST /:slug/regenerate - Regenerate specific image or all in scope
- DELETE /:slug - Delete scope with cascading image deletion

**JSDoc Standards Applied:**
- Complete function descriptions with use cases
- @route method and path
- @authentication requirements and key types
- @rateLimit specifications where applicable
- @param detailed parameter descriptions with types and optionality
- @returns status codes with response descriptions
- @throws error codes with explanations
- @example realistic usage examples with request/response samples
- @deprecated tags for legacy endpoints

**Documentation Features:**
- Comprehensive parameter descriptions
- Default values clearly indicated
- Type information for all parameters
- Error code documentation
- Multiple examples per complex endpoint
- Response header documentation
- Cache behavior explanations
- Flow logic documentation
- Alias resolution precedence details
- Rate limiting specifics

All JSDoc follows standardized format for consistent API documentation
across the entire v1 API surface. Zero new TypeScript errors introduced.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-17 23:32:13 +07:00
Oleg Proskurin fa65264410 feat: phase 3 part 3 - scope management and IP rate limiting
Implement comprehensive live scope management API and IP-based rate limiting
for live URL generation endpoints (Sections 8.5 and 8.6).

**Scope Management CRUD Endpoints:**
- POST /api/v1/live/scopes - Create scope manually with slug validation
- GET /api/v1/live/scopes - List scopes with pagination and stats
- GET /api/v1/live/scopes/:slug - Get single scope by slug with stats
- PUT /api/v1/live/scopes/:slug - Update scope settings
- POST /api/v1/live/scopes/:slug/regenerate - Regenerate scope images
- DELETE /api/v1/live/scopes/:slug - Delete scope with cascading image deletion

**Scope Management Features:**
- Slug format validation (alphanumeric, hyphens, underscores)
- Duplicate slug prevention with 409 Conflict response
- Scope statistics (currentGenerations, lastGeneratedAt)
- Settings management (allowNewGenerations, newGenerationsLimit)
- Regeneration support (single image or all images in scope)
- Hard delete with image cleanup following alias protection rules
- All endpoints require Project Key authentication

**IP-Based Rate Limiting:**
- In-memory rate limit store with automatic cleanup
- Limits: 10 new generations per hour per IP address
- Only cache MISS (new generation) counts toward limit
- Cache HIT does NOT count toward limit
- X-Forwarded-For header support for proxy/load balancer setups
- Rate limit headers: X-RateLimit-Limit, X-RateLimit-Remaining, X-RateLimit-Reset
- Retry-After header on 429 Too Many Requests response
- Automatic cleanup of expired entries every 5 minutes

**IP Rate Limiter Middleware:**
- ipRateLimiterMiddleware attaches to live URL endpoint
- getClientIp() extracts IP from X-Forwarded-For or req.ip
- checkIpRateLimit() validates and increments counter
- getRemainingRequests() returns available request count
- getResetTime() returns seconds until reset
- Middleware attaches checkIpRateLimit function to request
- Rate limit check executed AFTER cache check (only for cache MISS)

**Type System Updates:**
- Added LiveScopeResponse interface with all scope fields
- Added LiveScopeWithImagesResponse with images array
- Added response type aliases for all CRUD operations
- Added toLiveScopeResponse() converter function
- Added CreateLiveScopeRequest, UpdateLiveScopeRequest interfaces
- Added ListLiveScopesQuery with pagination parameters
- Added RegenerateScopeRequest with optional imageId

**Route Integration:**
- Mounted scopes router at /api/v1/live/scopes
- Applied ipRateLimiterMiddleware to live URL endpoint
- Rate limit increments only on cache MISS (new generation)
- Cache HIT bypasses rate limit check entirely

**Technical Notes:**
- All scope endpoints return toLiveScopeResponse() format
- Pagination using buildPaginationMeta helper
- Bracket notation for meta field access (TypeScript strict mode)
- Proper number parsing with fallback defaults
- All Phase 3 Part 3 code is fully type-safe with zero TypeScript errors

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-17 23:15:29 +07:00