{
  "version": "1.0",
  "envVars": [
    {
      "name": "DATABASE_URL",
      "type": "str",
      "required": true,
      "description": "PostgreSQL connection string"
    },
    {
      "name": "DATABASE_POOL_SIZE",
      "type": "int",
      "required": false,
      "default": "10",
      "description": "Database connection pool size"
    },
    {
      "name": "DEBUG_MODE",
      "type": "bool",
      "required": false,
      "default": "false",
      "description": "Enable debug mode"
    },
    {
      "name": "ALLOWED_HOSTS",
      "type": "list",
      "required": false,
      "description": "Comma-separated list of allowed hosts"
    },
    {
      "name": "API_KEY",
      "type": "str",
      "required": true,
      "pattern": "^[a-zA-Z0-9_-]+$",
      "description": "API authentication key"
    },
    {
      "name": "LOG_LEVEL",
      "type": "str",
      "required": false,
      "default": "INFO",
      "description": "Logging level (DEBUG, INFO, WARNING, ERROR)"
    }
  ]
}