{"success":true,"timestamp":"2026-04-14T11:44:28+00:00","checks":{"database":{"status":"ok","message":"Database connection successful"},"tables":{"status":"ok","message":"Required tables exist"},"artwork_cache":{"status":"ok","message":"Artwork cache directory is writable"},"lastfm":{"status":"ok","message":"Last.fm API key configured"},"spotify":{"status":"ok","message":"Spotify API configured"}}}