{
  "$id": "codebase-manifest.v1",
  "title": "Codebase hash manifest (codebase/.hashes.json)",
  "type": "object",
  "required": ["schema_version"],
  "properties": {
    "schema_version": { "type": "integer", "minimum": 1 },
    "generated_at": { "type": ["string", "null"] },
    "files": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "required": ["sha256"],
        "properties": {
          "sha256": { "type": "string" },
          "size": { "type": "integer", "minimum": 0 },
          "ext": { "type": "string" }
        }
      }
    }
  }
}