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/debug/.fingerprint/futures-core-4fd3c262167fc586/invoked.timestamp

@@ -0,0 +1 @@
+This file has an mtime of when this was started.

target/debug/.fingerprint/futures-core-4fd3c262167fc586/lib-futures_core

@@ -0,0 +1 @@
+ea99a8482851e995

target/debug/.fingerprint/futures-core-4fd3c262167fc586/lib-futures_core.json

@@ -0,0 +1 @@
+{"rustc":18415816196306954164,"features":"[\"alloc\", \"default\", \"std\"]","declared_features":"[\"alloc\", \"cfg-target-has-atomic\", \"default\", \"portable-atomic\", \"std\", \"unstable\"]","target":9453135960607436725,"profile":17669703692130904899,"path":6376914746949695078,"deps":[],"local":[{"CheckDepInfo":{"dep_info":"debug/.fingerprint/futures-core-4fd3c262167fc586/dep-lib-futures_core","checksum":false}}],"rustflags":[],"config":2069994364910194474,"compile_kind":0}