.env.example

# Clerk Authentication
NEXT_PUBLIC_CLERK_PUBLISHABLE_KEY=your_clerk_publishable_key_here
CLERK_SECRET_KEY=your_clerk_secret_key_here

# Supabase
NEXT_PUBLIC_SUPABASE_URL=your_supabase_project_url_here
NEXT_PUBLIC_SUPABASE_ANON_KEY=your_supabase_anon_key_here

# OpenAI API (for Vercel AI SDK)
OPENAI_API_KEY=your_openai_api_key_here

# Anthropic API (optional, for Claude models)
ANTHROPIC_API_KEY=your_anthropic_api_key_here

# Database
DATABASE_URL=postgresql://postgres:postgres@localhost:5432/codeguide_db

# Redis (for session caching and rate limiting)
REDIS_URL=redis://localhost:6379

# AWS S3 Configuration
AWS_ACCESS_KEY_ID=your_aws_access_key_id
AWS_SECRET_ACCESS_KEY=your_aws_secret_access_key
AWS_REGION=us-east-1
AWS_S3_BUCKET_NAME=your-s3-bucket-name

# JWT Secret (generate a secure random string)
JWT_SECRET=your_jwt_secret_here_make_it_long_and_random

# Next.js Configuration
NEXTAUTH_URL=http://localhost:3000
NEXTAUTH_SECRET=your_nextauth_secret_here

# Rate Limiting
RATE_LIMIT_MAX=100
RATE_LIMIT_WINDOW_MS=900000