Fix GPT-5 reasoning tokens consuming entire translation budget

Add app-wide JSONL action logging with UI and download

Fix chunked translation losing all entries after first chunk

Fix multi-line subtitle loss in AI translation

Add configurable translation prompt in settings

Fix GPT-5 compatibility: omit unsupported temperature parameter

Fix OpenAI API error: use max_completion_tokens for newer models

Add configurable models, SSE translation progress, and fix UI bugs

Fix alass download URL to correct v2.0.0 release

Add alass sync engine and AI subtitle translation

Add --gss flag to ffsubsync for more accurate sync

Fix Sonarr episodes missing file data

Fix Docker build: add gcc/g++ for pip compilation

Add GitHub Actions workflow for Docker image publishing

Initial commit: Subtitle Sync app