feat(player): add ASR/YOLO overlays, zoom, and text rendering

- Add TTF text rendering for subtitles and YOLO labels
- Implement ASR subtitle display with background
- Add YOLO bbox rendering with class labels
- Add zoom in/out (+/-) and reset (Backquote)
- Add frame/time info display
- Fix YOLO metadata parsing for actual file format
- Add Shift+Arrow for 1-second seek

target/release/.fingerprint/futures-channel-c0b5fc11d3fde336/lib-futures_channel.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[\"alloc\", \"default\", \"std\"]","declared_features":"[\"alloc\", \"cfg-target-has-atomic\", \"default\", \"futures-sink\", \"sink\", \"std\", \"unstable\"]","target":13634065851578929263,"profile":18348216721672176038,"path":8694590816745833328,"deps":[[302948626015856208,"futures_core",false,6559261590633476446]],"local":[{"CheckDepInfo":{"dep_info":"release/.fingerprint/futures-channel-c0b5fc11d3fde336/dep-lib-futures_channel","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}