Patch folder realtime threads locally

tests/conversation-realtime-patch.test.ts

@@ -19,6 +19,11 @@ test("events route enriches project conversation events with a visible home item
     /conversationItem:\s*getConversationHomeItemForProject\(state,\s*String\(payload\.projectId \?\? ""\)\)/,
     "expected enriched event payload to carry a conversation item slot",
   );
+  assert.match(
+    source,
+    /threadConversationItem:\s*getConversationThreadItemForProject\(state,\s*String\(payload\.projectId \?\? ""\)\)/,
+    "expected enriched event payload to carry a direct thread item slot for folder pages",
+  );
 });
 
 test("MainActivity applies realtime conversation patches without forcing a network refresh", async () => {