0.1.16.1

c8c1971 fix(simkl): visible feedback and state sync for watchlist adds @JJDizz1L
e14cdd2 feat(trakt): wire credential sync, watch-source outbox and Simkl parity @JJDizz1L
95cc40a feat(desktop): display server detection + window resize diagnostics @JJDizz1L
1a1473c fix(desktop): track fullscreen state authoritatively @JJDizz1L
6ecf415 fix(linux): withhold DRM render node from mpv on NVIDIA @JJDizz1L
450feaa fix(discord): make presence settings local-only, drop from profile sync @JJDizz1L
ede0c10 fix(arch): sign release packages + document key trust @JJDizz1L