Integrates the 30 commits that landed after the version bump: Most Played
Albums, album-identity mode, multi-artist header, cross-tag scan (#447,
#507), local album play-next/queue (#636), Plex rating-key resolution,
ALSA unstick, gapless-late resume, DSD/hi-res DLNA (#646), media-server
token redaction, label web parity, macOS chrome/NPB work, qbzd/Connect
hardening, apt trigger (#648) and the flatpak twin talk-name drop. Also
includes the owner's latest TAG_DETAILS touch-ups.
km