Fix PointGroup auto sync message problems on FE.

app/mutations/points/destroy.rb

@@ -65,7 +65,16 @@ module Points
       # Cache relations *before* deleting PGIs.
       pgs = point_groups
       point_group_items.destroy_all
-      pgs.map(&:manually_sync!)
+      pgs.map do |x|
+        # WOW, THIS IS COMPLICATED.
+        # Why are you calling `SecureRandom.uuid`, Rick?
+        # """
+        # If you don't give the auto_sync message
+        # a fresh session_id, the frontend will
+        # think it is an "echo" and cancel it out.
+        # """ - Rick
+        x.broadcast!(SecureRandom.uuid)
+      end
     end
 
     def points

frontend/redux/middlewares.ts

@@ -38,6 +38,9 @@ export function getMiddleware(env: EnvName) {
   const dtCompose = wow && wow({
     actionsBlacklist: [
       Actions.NETWORK_EDGE_CHANGE,
+      Actions.PING_NO,
+      Actions.PING_OK,
+      Actions.PING_START,
       Actions.RESOURCE_READY
     ]
   });