# Server Configuration NODE_ENV=development PORT=5000 CLIENT_URL=http://localhost:3000 # Database Configuration MONGODB_URI=mongodb://localhost:27017/ysnrfd-messenger # JWT Configuration JWT_SECRET=your-super-secret-jwt-key-here-make-this-very-long-and-secure JWT_EXPIRES_IN=30d # File Upload Configuration UPLOAD_PATH=./uploads UPLOAD_MAX_SIZE=52428800 # AWS S3 Configuration (Optional - for production) # AWS_ACCESS_KEY_ID=your-aws-access-key # AWS_SECRET_ACCESS_KEY=your-aws-secret-key # AWS_REGION=us-east-1 # S3_BUCKET_NAME=ysnrfd-messenger-files