EchoPrompt

AI prompt builder with template management, Gemini integration, and user accounts.

Stack

• Frontend: React, TypeScript, Vite, Tailwind
• Backend: Node.js, Express, MongoDB
• Auth: JWT

Setup

# Frontend
cp .env.example .env
npm install
npm run dev

# Backend
cd backend
cp env.example .env
npm install
npm run dev

Environment

Variable	Location	Description
VITE_API_URL	Frontend .env	API base URL (e.g. http://localhost:3001/api)
MONGODB_URI	Backend .env	MongoDB connection string
JWT_SECRET	Backend .env	Secret for signing tokens
GEMINI_API_KEY	Backend .env	Server key for free hosted AI (daily limits)
HOSTED_AI_LIMIT_GUEST	Backend .env	Free AI gens/day for guests (default 10)
HOSTED_AI_LIMIT_AUTH	Backend .env	Free AI gens/day for signed-in users (default 30)
CORS_ORIGIN	Backend .env	Allowed frontend origins (comma-separated)

Production

Deploy with render.yaml:

npm run build          # frontend
cd backend && npm run build && npm start

Set CORS_ORIGIN and VITE_API_URL to your deployed URLs before going live.

Scripts

Command	Description
npm run dev	Start frontend dev server
npm run build	Build frontend for production
cd backend && npm run dev	Start backend with hot reload
cd backend && npm run seed	Seed users, templates, prompts
cd backend && npm run seed:suggestions	Seed field suggestion catalog

See PRODUCT.md for product rules.