fix

Author: mcucchi9

cads_processing_api_service/middlewares.py

@@ -52,6 +52,6 @@ class ProcessingPrometheusMiddleware(starlette_exporter.PrometheusMiddleware):
     def _get_router_path(scope: starlette.types.Scope) -> str | None:
         path = scope.get("path", "")
         if path.startswith("/jobs/") and path != "/jobs/":
-            return "/".join(scope.get("root_path"), "jobs/{job_id}")
+            return "/".join([scope.get("root_path"), "jobs/{job_id}"])
         else:
             return None