Clarify and live-refresh media indexing state

backend/tests/test_backend_quality.py

@@ -475,8 +475,14 @@ class RequestPresentationTests(unittest.TestCase):
             "The requested content has been collected and is available to watch. No further action is needed.",
         )
         search_stage = next(stage for stage in presentation["pipeline"] if stage["id"] == "search")
+        available_stage = next(stage for stage in presentation["pipeline"] if stage["id"] == "available")
         self.assertEqual(search_stage["state"], "complete")
         self.assertEqual(search_stage["actionIds"], [])
+        self.assertEqual(available_stage["state"], "complete")
+        self.assertEqual(available_stage["stateLabel"], "Ready")
+        self.assertEqual(available_stage["label"], "Available to watch")
+        self.assertEqual(available_stage["summary"], "This title is ready to watch in Grizzlyflix.")
+        self.assertEqual(available_stage["link"], "https://media.test/title/3909")
 
     def test_partially_available_content_keeps_missing_download_attention(self) -> None:
         snapshot = Snapshot(
@@ -546,6 +552,12 @@ class RequestPresentationTests(unittest.TestCase):
         self.assertEqual(search_stage["state"], "complete")
         self.assertEqual(download_stage["state"], "complete")
         self.assertEqual(available_stage["state"], "active")
+        self.assertEqual(available_stage["stateLabel"], "Indexing")
+        self.assertEqual(available_stage["label"], "Adding to Grizzlyflix")
+        self.assertEqual(
+            available_stage["summary"],
+            "The download is complete. Grizzlyflix is indexing this title now.",
+        )
 
 
 class RequestCreationFlowTests(unittest.IsolatedAsyncioTestCase):