Shippy Alpha R13.2

Last.fm and Crew connectivity hotfix.\n\n- Last.fm authentication now uses bounded JSON parsing and sends an identifiable Shippy user agent.\n- Crew requests Android 16 nearby-network access before hosting or joining.\n- LAN discovery tolerates OEM NSD responses that omit TXT records or append a numeric service-name suffix.\n- LAN discovery timeout increased from 10 to 20 seconds.\n- 448 app tests, 109 Musikr tests, formatting, lint, build, package metadata, and APK Signature Scheme v2 verification pass.\n\nPhysical real-account Last.fm and two-phone Crew testing remains pending.