Context7 MCP Clone

# Context7 MCP Clone - Implementation Todo List ## Phase 1: Foundation (Weeks 1-2) ### Project Setup - [ ] Initialize pnpm monorepo with workspace configuration - [ ] Create root package.json with workspace definition - [ ] Create pnpm-workspace.yaml - [ ] Set up TypeScript configuration at root - [ ] Configure ESLint and Prettier at root - [ ] Create .gitignore for monorepo - [ ] Create root README.md ### Package Structure - [ ] Create packages/mcp-server directory - [ ] Create packages/backend-api directory - [ ] Create packages/crawler-engine directory - [ ] Create packages/web-ui directory - [ ] Create docker/ directory for Dockerfiles - [ ] Create scripts/ directory for utilities ### Docker & Development Environment - [ ] Create docker-compose.dev.yml - [ ] Create docker-compose.yml (production) - [ ] Create docker/mcp-server.Dockerfile - [ ] Create docker/backend-api.Dockerfile - [ ] Create docker/crawler.Dockerfile - [ ] Create docker/web-ui.Dockerfile - [ ] Create .env.example file - [ ] Test Docker Compose setup locally ### Database Setup - [ ] Set up PostgreSQL 16+ locally - [ ] Create database schema migration file - [ ] Define all core tables (users, api_keys, libraries, library_versions, documentation_pages, code_examples, crawl_jobs, api_usage) - [ ] Enable PostgreSQL extensions (pg_trgm, uuid-ossp) - [ ] Create indexes for performance - [ ] Create full-text search triggers - [ ] Create seed data migrations - [ ] Test schema with migrations ### NestJS Backend Foundation - [ ] Initialize NestJS project - [ ] Set up TypeORM database module - [ ] Configure PostgreSQL connection - [ ] Create database module - [ ] Set up Redis connection - [ ] Create configuration module - [ ] Create user entity - [ ] Create api-key entity - [ ] Implement JWT authentication strategy - [ ] Implement API key authentication strategy - [ ] Create auth module (register, login, refresh token) - [ ] Create auth controller - [ ] Set up global exception filter - [ ] Set up logging interceptor --- ## Phase 2: Core API & MCP Server (Weeks 3-4) ### MCP Server Package Setup - [ ] Initialize MCP server package - [ ] Install @modelcontextprotocol/sdk - [ ] Set up TypeScript configuration - [ ] Create base server initialization ### MCP Server - Transport Layer - [ ] Implement stdio transport - [ ] Implement HTTP/SSE transport - [ ] Create transport factory - [ ] Test both transports locally ### MCP Server - Tool Implementation - [ ] Create resolve-library-id tool - [ ] Implement library search logic - [ ] Query database for library matches - [ ] Score and rank results - [ ] Return formatted response - [ ] Create get-library-docs tool - [ ] Implement library lookup - [ ] Fetch documentation by version - [ ] Support topic filtering - [ ] Implement pagination - [ ] Support code vs info modes - [ ] Return formatted response ### MCP Server - Middleware - [ ] Implement authentication middleware - [ ] Implement rate limiting middleware - [ ] Add request logging - [ ] Add error handling ### Backend API - Library Module - [ ] Create library entity and repository - [ ] Create library service - [ ] Implement library search functionality - [ ] Implement full-text search with PostgreSQL - [ ] Create library controller with endpoints: - [ ] GET /api/v1/libraries (search) - [ ] GET /api/v1/libraries/:id - [ ] GET /api/v1/libraries/:id/versions - [ ] POST /api/v1/libraries (admin) - [ ] PUT /api/v1/libraries/:id (admin) ### Backend API - Documentation Module - [ ] Create documentation entities and repositories - [ ] Create documentation service - [ ] Implement documentation retrieval logic - [ ] Implement code example search - [ ] Create documentation controller with endpoints: - [ ] POST /api/v1/docs/resolve - [ ] GET /api/v1/docs/:libraryId - [ ] GET /api/v1/docs/search ### Backend API - Rate Limiting - [ ] Create rate limit service using Redis - [ ] Implement minute-level rate limiting - [ ] Implement day-level rate limiting - [ ] Create rate limit guard - [ ] Apply rate limiting to endpoints - [ ] Test rate limiting with different tiers ### Integration Testing - [ ] Test MCP server with mock data - [ ] Test backend API endpoints - [ ] Test rate limiting behavior - [ ] Test authentication flows - [ ] Write integration tests --- ## Phase 3: Crawler Engine (Weeks 5-6) ### Crawler Package Setup - [ ] Initialize crawler package - [ ] Install crawler dependencies (Octokit, Cheerio, Puppeteer, etc.) - [ ] Set up TypeScript configuration ### Job Queue Infrastructure - [ ] Set up BullMQ - [ ] Create crawl job queue - [ ] Implement queue consumer - [ ] Implement queue producer - [ ] Add retry logic - [ ] Add dead-letter queue ### GitHub Crawler - [ ] Create GitHub crawler class - [ ] Implement repository metadata fetching - [ ] Implement version detection from git tags - [ ] Implement semver parsing and sorting - [ ] Crawl README.md files - [ ] Crawl docs/ directories - [ ] Crawl examples/ directories - [ ] Extract package.json metadata - [ ] Implement rate limiting (GitHub API) - [ ] Implement exponential backoff - [ ] Add token rotation for multiple API keys ### Documentation Site Crawler - [ ] Create base docs crawler class - [ ] Implement platform detection (Docusaurus, VitePress, GitBook) - [ ] Implement sitemap.xml parsing - [ ] Implement robots.txt respect - [ ] Implement main content extraction - [ ] Implement navigation structure parsing - [ ] Add rate limiting (1-2 req/sec) - [ ] Handle JavaScript-rendered content with Puppeteer ### Parser Engine - [ ] Create markdown parser using unified + remark - [ ] Create HTML parser using Cheerio - [ ] Implement heading hierarchy extraction - [ ] Implement paragraph extraction - [ ] Implement code block extraction with language detection - [ ] Implement link extraction - [ ] Create code example extractor - [ ] Implement context extraction (surrounding text) - [ ] Implement topic/tag identification - [ ] Implement content chunking (~2000 tokens) ### Database Indexer - [ ] Create indexer service - [ ] Implement documentation page insertion - [ ] Implement code example insertion - [ ] Generate full-text search vectors - [ ] Implement duplicate detection - [ ] Implement update vs insert logic - [ ] Track crawl job progress - [ ] Handle crawl errors and retries ### Crawler Integration - [ ] Create crawler service - [ ] Implement crawl job dispatcher - [ ] Create crawl scheduler (if needed) - [ ] Test crawler with sample repositories - [ ] Validate extracted documentation quality - [ ] Test search functionality with crawled data --- ## Phase 4: Web UI - Landing & Docs (Weeks 7-8) ### Next.js Project Setup - [ ] Initialize Next.js 15 with App Router - [ ] Configure TypeScript - [ ] Set up Tailwind CSS - [ ] Install shadcn/ui - [ ] Install additional dependencies (Recharts, Prism.js, etc.) - [ ] Configure environment variables ### Landing Page Components - [ ] Create Hero component (purple gradient background) - [ ] Create Features section component - [ ] Create Pricing section component (Free/Pro/Enterprise) - [ ] Create Company logos section - [ ] Create CTA (Call-to-Action) section - [ ] Create Footer component - [ ] Implement responsive design - [ ] Add animations and transitions ### Landing Page - [ ] Build main landing page (/) - [ ] Integrate all components - [ ] Implement responsive layout - [ ] Test across different screen sizes ### Authentication Pages - [ ] Create login page (/auth/login) - [ ] Create register page (/auth/register) - [ ] Create password reset page - [ ] Implement form validation - [ ] Implement error handling - [ ] Add loading states ### Documentation Browser Components - [ ] Create SearchBar component - [ ] Create LibraryCard component - [ ] Create LibraryList component - [ ] Create DocViewer component - [ ] Create CodeBlock component with syntax highlighting - [ ] Create VersionSelector component - [ ] Create TopicFilter component - [ ] Create Sidebar navigation ### Documentation Browser Page - [ ] Build docs browser page (/docs) - [ ] Implement library search - [ ] Implement documentation display - [ ] Implement pagination - [ ] Implement version selection - [ ] Implement topic filtering - [ ] Add API integration ### API Client - [ ] Create API client utility - [ ] Implement authentication - [ ] Implement request/response interceptors - [ ] Handle errors --- ## Phase 5: Dashboard & Admin Panel (Weeks 9-10) ### User Dashboard Components - [ ] Create StatsCard component - [ ] Create ApiKeyManager component - [ ] Create UsageChart component - [ ] Create ActivityTable component - [ ] Create SettingsForm component ### User Dashboard Page - [ ] Build dashboard page (/dashboard) - [ ] Display user statistics - [ ] Show API key management interface - [ ] Show usage charts - [ ] Show activity history - [ ] Implement account settings ### API Key Management - [ ] Create API key generation interface - [ ] Implement key display (shown once) - [ ] Create key revocation interface - [ ] Create key rotation interface - [ ] Show rate limits for each tier - [ ] Show last usage timestamp ### Admin Dashboard Components - [ ] Create AdminStatsCard component - [ ] Create UsageChart component (time-series) - [ ] Create PopularLibrariesChart component - [ ] Create ActivityTable component - [ ] Create LibraryManagementTable component ### Admin Panel Page - [ ] Build admin panel page (/admin) - [ ] Display system statistics - [ ] Show library management interface - [ ] Show user management interface - [ ] Show crawl job monitoring - [ ] Show usage analytics ### Admin Features - [ ] Implement library add/edit interface - [ ] Implement user management - [ ] Implement crawl job triggering - [ ] Implement crawl job monitoring - [ ] Implement analytics dashboard ### Billing Integration (Optional Phase 1) - [ ] Integrate Stripe - [ ] Create pricing page - [ ] Implement subscription management - [ ] Create billing history --- ## Phase 6: Initial Data Seeding (Week 11) ### Library Selection & Configuration - [ ] Select 20-30 popular libraries (JS/TS + AI/ML) - [ ] Gather GitHub URLs for each - [ ] Gather documentation site URLs - [ ] Create library seed data ### Crawler Execution - [ ] Create seed script - [ ] Run crawler for React - [ ] Run crawler for Next.js - [ ] Run crawler for Vue - [ ] Run crawler for Express - [ ] Run crawler for NestJS - [ ] Run crawler for LangChain - [ ] Run crawler for OpenAI SDK - [ ] Run crawler for Anthropic SDK - [ ] Continue with remaining libraries ### Data Quality Validation - [ ] Validate extracted documentation - [ ] Fix any parser issues - [ ] Test search functionality - [ ] Validate code examples - [ ] Check for missing documentation - [ ] Optimize search relevance --- ## Phase 7: Testing & Optimization (Week 12) ### Unit Testing - [ ] Write unit tests for auth service - [ ] Write unit tests for library service - [ ] Write unit tests for documentation service - [ ] Write unit tests for rate limiting - [ ] Write unit tests for parsers - [ ] Write unit tests for crawlers - [ ] Aim for 80%+ coverage ### Integration Testing - [ ] Test auth flow end-to-end - [ ] Test API key generation and validation - [ ] Test documentation retrieval - [ ] Test search functionality - [ ] Test rate limiting - [ ] Test crawler integration ### E2E Testing - [ ] Test MCP server with actual client - [ ] Test web UI flows (login, browse docs, dashboard) - [ ] Test admin panel functionality - [ ] Write Playwright tests ### Performance Optimization - [ ] Optimize database queries - [ ] Implement query caching - [ ] Optimize API response times - [ ] Optimize search performance - [ ] Reduce bundle size (frontend) - [ ] Implement lazy loading ### Security Hardening - [ ] Audit authentication - [ ] Audit API key handling - [ ] Check for SQL injection vulnerabilities - [ ] Check for XSS vulnerabilities - [ ] Implement CORS properly - [ ] Add rate limiting headers - [ ] Validate all inputs --- ## Phase 8: Production Deployment (Week 13) ### Infrastructure Setup - [ ] Choose cloud provider (AWS/GCP/Azure) - [ ] Set up managed PostgreSQL - [ ] Set up managed Redis - [ ] Set up container registry - [ ] Configure DNS and domain ### Docker & Containerization - [ ] Build production Docker images - [ ] Test images locally - [ ] Push to container registry - [ ] Verify image functionality ### Kubernetes Deployment - [ ] Create Kubernetes manifests - [ ] Set up persistent volumes - [ ] Configure load balancing - [ ] Set up auto-scaling - [ ] Deploy to Kubernetes cluster ### CI/CD Pipeline - [ ] Set up GitHub Actions - [ ] Create test workflow - [ ] Create build workflow - [ ] Create deploy workflow - [ ] Implement automatic testing - [ ] Implement automatic deployment ### Monitoring & Logging - [ ] Set up Prometheus - [ ] Set up Grafana dashboards - [ ] Configure alerting - [ ] Set up error tracking (Sentry) - [ ] Set up log aggregation (ELK) - [ ] Configure application metrics ### SSL & Security - [ ] Set up Let's Encrypt certificates - [ ] Configure HTTPS - [ ] Set up security headers - [ ] Configure firewall rules - [ ] Implement rate limiting at edge --- ## Phase 9: Beta Launch (Week 14) ### Marketing Preparation - [ ] Create product landing page copy - [ ] Create feature documentation - [ ] Create user guides - [ ] Create API documentation - [ ] Create developer blog posts - [ ] Prepare video tutorials ### Beta Testing - [ ] Invite early users - [ ] Set up feedback mechanism - [ ] Monitor usage metrics - [ ] Fix critical bugs - [ ] Gather feature requests ### Community Setup - [ ] Create Discord/Slack community - [ ] Set up support email - [ ] Create FAQ - [ ] Create troubleshooting guide --- ## Phase 10: Public Launch (Week 15+) ### Launch Activities - [ ] Product Hunt launch - [ ] Social media announcements - [ ] Press release - [ ] Community outreach - [ ] Developer partnerships ### Post-Launch - [ ] Monitor performance - [ ] Respond to user feedback - [ ] Fix bugs - [ ] Plan feature roadmap - [ ] Implement feature requests ### Growth Features - [ ] Expand library coverage - [ ] Implement semantic search - [ ] Add more integrations - [ ] Create SDKs for popular languages - [ ] Build enterprise features --- ## Ongoing/Cross-Phase Tasks - [ ] Regular security audits - [ ] Performance monitoring - [ ] Database optimization - [ ] Dependency updates - [ ] Documentation updates - [ ] Community engagement --- ## Critical Path for MVP (First 4 Weeks) 1. **Week 1-2**: Foundation - pnpm setup - Docker environment - PostgreSQL schema - NestJS backend with auth 2. **Week 3-4**: Core API & MCP - MCP server with both transports - Library and documentation APIs - Rate limiting - Mock data for testing **Milestone**: Working MCP server that can be tested with Claude/Cursor --- ## Quick Wins for Early Validation - [ ] Week 4: MCP server responding to resolve-library-id with mock data - [ ] Week 4: MCP server responding to get-library-docs with mock data - [ ] Week 6: First real library (React) fully crawled and searchable - [ ] Week 8: Landing page live (collect emails) - [ ] Week 10: Beta launch with first 10 users --- ## Success Criteria ### Technical Milestones - [ ] MCP server response time < 200ms (p95) - [ ] Documentation search < 100ms (p95) - [ ] Crawler throughput > 1000 pages/hour - [ ] 99.9% uptime - [ ] 80%+ test coverage ### Business Milestones - [ ] 20-30 libraries indexed (6 months) - [ ] 1000+ registered users (3 months) - [ ] 1M+ API requests/month (6 months) - [ ] 5% free-to-paid conversion rate --- Last Updated: 2025-12-24