{
  "base": "config.yaml",
  "compare": "prod.yaml",
  "changed": [
    { "path": "service.port", "config": 8080, "prod": 80 },
    { "path": "service.debug", "config": true, "prod": false },
    { "path": "database.host", "config": "localhost", "prod": "db.internal" }
  ],
  "only_in_config": [
    { "path": "service.name", "value": "billing" },
    { "path": "database.pool", "value": 5 },
    { "path": "features", "value": ["invoices", "refunds"] }
  ],
  "only_in_prod": []
}