ui: trim community streaming surface

apps/admin-api/src/app.rs

@@ -1065,6 +1065,13 @@ mod tests {
                 .collect::<Vec<_>>(),
             vec!["rest", "graphql", "grpc"]
         );
+        for item in response["items"].as_array().unwrap() {
+            assert_eq!(item["supports_execution_modes"], json!(["unary"]));
+            assert_eq!(
+                item["supports_transport_behaviors"],
+                json!(["request_response"])
+            );
+        }
     }
 
     #[tokio::test(flavor = "multi_thread")]