.env.example

# --- VOIDLAB SYSTEM CONFIG ---
PORT=5000
NODE_ENV=development

# --- FRONTEND CONFIG ---
# The URL where your frontend will run
NEXT_PUBLIC_API_URL=http://localhost:5000
WEB_APP_URL=http://localhost:3000
API_BASE_URL=http://localhost:5000

# --- DATABASE ---
# Use a managed PostgreSQL database in production (Render Postgres / Supabase / Neon / Railway).
# For local development, docker-compose can provide Postgres on localhost:5432.
DATABASE_URL=postgresql://postgres:postgres@localhost:5432/voidlab
DATABASE_SSL=false
DATABASE_SSL_REJECT_UNAUTHORIZED=false

# --- COMPILER API ---
# Judge0 CE is used for public cloud execution
JUDGE0_API_URL=https://ce.judge0.com

# --- EMAIL DELIVERY ---
# Optional but required if you want automatic welcome emails after login
RESEND_API_KEY=your_resend_api_key
VOIDLAB_FROM_EMAIL=VoidLAB <welcome@yourdomain.com>

# --- AUTHENTICATION ---
# Secret key for signing login tokens
JWT_SECRET=your_super_secret_voidlab_key_123
APP_ENCRYPTION_KEY=your_super_secret_voidlab_encryption_key_456

# --- GOOGLE OAUTH ---
GOOGLE_CLIENT_ID=your_google_client_id
GOOGLE_CLIENT_SECRET=your_google_client_secret

# --- GITHUB OAUTH ---
GITHUB_CLIENT_ID=your_github_client_id
GITHUB_CLIENT_SECRET=your_github_client_secret

# --- X OAUTH ---
X_CLIENT_ID=your_x_client_id
X_CLIENT_SECRET=your_x_client_secret