Первый коммит

app/modules/agent/changeset_validator.py

@@ -0,0 +1,20 @@
+from app.core.constants import SUPPORTED_SCHEMA_VERSION
+from app.core.exceptions import AppError
+from app.schemas.changeset import ChangeItem, ChangeSetPayload
+from app.schemas.common import ModuleName
+
+
+class ChangeSetValidator:
+    def validate(self, task_id: str, changeset: list[ChangeItem]) -> list[ChangeItem]:
+        payload = ChangeSetPayload(
+            schema_version=SUPPORTED_SCHEMA_VERSION,
+            task_id=task_id,
+            changeset=changeset,
+        )
+        if payload.schema_version != SUPPORTED_SCHEMA_VERSION:
+            raise AppError(
+                "unsupported_schema",
+                f"Unsupported schema version: {payload.schema_version}",
+                ModuleName.AGENT,
+            )
+        return payload.changeset