Remove Listen page, tighten Bandcamp matching to 75%+ artist similarity

backend/app/services/bandcamp.py

@@ -32,21 +32,16 @@ async def search_bandcamp_verified(artist: str, title: str) -> dict | None:
     for r in results:
         artist_sim = _similarity(r.get("artist", ""), artist)
         title_sim = _similarity(r.get("title", ""), title)
-        # Require artist to be a strong match (>0.6) and title reasonable (>0.4)
-        if artist_sim >= 0.6 and title_sim >= 0.4:
-            return r
-        # Or if artist is very close, accept even if title differs (different track by same artist)
-        if artist_sim >= 0.8:
+        # Require artist to be a strong match (>0.75) AND title reasonable (>0.5)
+        if artist_sim >= 0.75 and title_sim >= 0.5:
             return r
 
-    # Try artist/band search as fallback
+    # Try artist/band search as fallback — very strict matching
     results = await search_bandcamp(artist, item_type="b")
     for r in results:
-        artist_sim = _similarity(r.get("title", ""), artist)  # For band results, title IS the band name
-        if artist_sim >= 0.6:
-            return r
-        artist_sim = _similarity(r.get("artist", ""), artist)
-        if artist_sim >= 0.6:
+        # For band results, title IS the band name
+        name = r.get("title", "") or r.get("artist", "")
+        if _similarity(name, artist) >= 0.8:
             return r
 
     return None