feat: monitor sweep, real MB browser, and worker-loop wiring

worker/tests/test_mbbrowser_live.py

@@ -0,0 +1,18 @@
+import os
+
+import pytest
+
+pytestmark = pytest.mark.skipif(
+    not os.environ.get("LYRA_LIVE_TESTS"),
+    reason="hits the real MusicBrainz API; set LYRA_LIVE_TESTS=1 to run",
+)
+
+
+def test_search_and_browse_real_artist():
+    from lyra_worker._mbbrowser import MusicBrainzBrowser
+
+    browser = MusicBrainzBrowser()
+    hits = browser.search_artist("John Mayer")
+    assert hits and any("John Mayer" in h.name for h in hits)
+    releases = browser.browse_release_groups(hits[0].mbid)
+    assert any(r.title for r in releases)