fix(server): announce track title not album in messages; cover error paths

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

tests/test_actions.py

@@ -1,3 +1,5 @@
+import pytest
+
 from server import actions, mf
 
 
@@ -15,14 +17,14 @@ def make_lidarr_album_hit():
 
 def test_started_message_mentions_source_and_title():
     msg = actions.started_message(make_yt_hit())
-    assert "Under My Skin" in msg
+    assert "Together" in msg
     assert "Avril Lavigne" in msg
     assert "YouTube" in msg
 
 
 def test_done_message_mentions_title():
     msg = actions.done_message(make_yt_hit())
-    assert "Under My Skin" in msg
+    assert "Together" in msg
     assert "Avril Lavigne" in msg
 
 
@@ -58,3 +60,17 @@ def test_perform_lidarr_album_fallsthrough_to_youtube(monkeypatch):
                                    quality="best", root="/media/music")
     assert yt_calls["hit"] is yt_hit
     assert result["path"] == "/media/music/Avril Lavigne/youtube"
+
+
+def test_perform_lidarr_album_no_release_no_fallback_raises(monkeypatch):
+    monkeypatch.setattr(mf, "act_lidarr_album",
+                        lambda hit, root, search_all, dry_run: False)
+    hit = make_lidarr_album_hit()
+    with pytest.raises(RuntimeError):
+        actions.perform_fetch(hit, [hit], quality="best", root="/media/music")
+
+
+def test_failed_message_mentions_title_and_artist():
+    msg = actions.failed_message(make_yt_hit())
+    assert "Together" in msg
+    assert "Avril Lavigne" in msg