{
  "app": {
    "name": "my-app",
    "debug": true,
    "port": 3000,
    "environment": "development"
  },
  "database": {
    "host": "localhost",
    "port": 5432,
    "name": "dev_db",
    "user": "dev_user",
    "password": "dev_password"
  },
  "api": {
    "base_url": "http://localhost:8000",
    "timeout": 5000,
    "retries": 3
  },
  "logging": {
    "level": "debug",
    "format": "json",
    "output": "console"
  }
}