fix(captions): prevent Metal memory exhaustion when generating subtitles#1949

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ManthanNimodiya wants to merge 3 commits into

CapSoftware:mainfrom

ManthanNimodiya:fix/subtitle-memory-leak

Commits on Jun 28, 2026

fix(captions): serialise transcription and release Whisper context to prevent Metal memory exhaustion
ManthanNimodiya
committed
fix(captions): move serialisation lock into spawn_blocking and gate context eviction to aarch64
ManthanNimodiya
committed

Commits on Jun 29, 2026

fix(captions): recover from poisoned mutex instead of panicking
ManthanNimodiya
committed