91 lines
2.7 KiB
Markdown
91 lines
2.7 KiB
Markdown
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# Technology Stack
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**Analysis Date:** 2026-03-13
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## Languages
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**Primary:**
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- TypeScript 5.2.2 - Both backend (`backend/`) and frontend (`frontend/`)
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- JavaScript (via transpilation) - Runtime execution
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**Secondary:**
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- HTML/CSS - Static promo site (`promo-site/`)
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## Runtime
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**Environment:**
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- Node.js (runtime for backend)
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- Browser (runtime for frontend)
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**Package Manager:**
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- npm (lockfiles: `package-lock.json` in both `backend/` and `frontend/`)
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- Lockfile: Present
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## Frameworks
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**Core:**
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- Express 4.18.2 - Backend API server (`backend/package.json`)
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- React 18.2.0 - Frontend UI library (`frontend/package.json`)
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**Testing:**
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- Jest 29.6.2 - Unit testing for backend (`backend/package.json`)
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- ts-jest - TypeScript support for Jest
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**Build/Dev:**
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- Vite 4.4.9 - Frontend build tool and dev server (`frontend/package.json`)
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- TypeScript 5.2.2 - Type checking and compilation for both layers
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- ts-node-dev - Development server for backend (`backend/package.json`)
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## Key Dependencies
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**Critical (Backend):**
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- `express` 4.18.2 - HTTP server framework
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- `mongoose` 7.5.0 - MongoDB ODM (configured, partially implemented)
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- `jsonwebtoken` 9.0.2 - Authentication tokens
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- `bcryptjs` 2.4.3 - Password hashing
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- `zod` 3.22.2 - Schema validation (available, not fully utilized)
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- `socket.io` 4.7.2 - Real-time communication (installed, usage unclear)
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**Critical (Frontend):**
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- `react` 18.2.0 - UI library
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- `react-router-dom` 6.15.0 - Client-side routing
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- `tailwindcss` 3.3.3 - Utility-first CSS framework
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- `next-themes` 0.2.1 - Dark mode handling
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- `lucide-react` 0.263.1 - Icon library
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- `vite` 4.4.9 - Build tool
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**Infrastructure:**
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- `cors` 2.8.5 - Backend CORS handling
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- `helmet` 7.0.0 - Security headers
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- `multer` 1.4.5-lts.1 - File upload handling
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## Configuration
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**Environment:**
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- **Backend:** `.env` file in root (not shown in structure, referenced in code)
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- Configured in `backend/src/config.ts`
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- Key configs: `PORT`, `NODE_ENV`, `CORS_ORIGIN`, `MONGODB_URI`, `JWT_SECRET`, `UPLOADS_DIR`
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- **Frontend:** `.env` file in `frontend/` (not read due to security rules, likely Vite env vars)
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**Build:**
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- **Backend:** `backend/tsconfig.json` - TypeScript configuration
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- **Frontend:**
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- `frontend/vite.config.ts` - Vite build configuration with path aliases
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- `frontend/tailwind.config.ts` - TailwindCSS theme configuration
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- `frontend/postcss.config.js` - PostCSS processing
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## Platform Requirements
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**Development:**
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- Node.js environment (backend)
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- Modern browser with ES6+ support (frontend)
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**Production:**
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- Node.js server for backend API
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- Static file hosting for frontend (Vite build output)
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- Static file hosting for promo site
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---
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*Stack analysis: 2026-03-13*
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