add poll-feed task queue

queue.yaml

@@ -36,3 +36,12 @@ queue:
     task_retry_limit: 3
     min_backoff_seconds: 120
     max_doublings: 3
+
+- name: poll-feed
+  target: default
+  rate: 5/s
+  max_concurrent_requests: 1
+  retry_parameters:
+    task_retry_limit: 3
+    min_backoff_seconds: 120
+    max_doublings: 3