ci: enforce endpoint inventory independently

tests/test_platform_interface_inventory.py

@@ -141,6 +141,34 @@ class PlatformInterfaceInventoryTests(unittest.TestCase):
         self.assertEqual(1, result["summary"]["stale_endpoint_declarations"])
         self.assertIsNone(result["api"]["backend_endpoints"][0]["surface"])
 
+    def test_endpoint_only_strict_mode_does_not_fail_on_translation_debt(
+        self,
+    ) -> None:
+        result = {
+            "translation_health": {"missing_catalog_entries": ["missing.key"]},
+            "api": {
+                "unclassified_endpoints": [],
+                "stale_endpoint_declarations": [],
+            },
+        }
+
+        self.assertEqual(
+            [],
+            inventory._strict_failures(
+                result,
+                check_translations=False,
+                check_endpoints=True,
+            ),
+        )
+        self.assertEqual(
+            ["used translation keys are missing from generated catalogs"],
+            inventory._strict_failures(
+                result,
+                check_translations=True,
+                check_endpoints=True,
+            ),
+        )
+
     def test_fastapi_route_scanner_includes_router_prefix(self) -> None:
         tree = ast.parse(
             """