Initial video support #223

Job	Run time
E2E / Playwright E2E	4m 11s
Skit / Build	20m 8s
UI / Build	27s
Skit / Lint (fmt + clippy)	3m 54s
UI / Lint (TypeScript + ESLint)	27s
Plugins / Lint (Simple Plugins)	43s
Plugins / Lint (NLLB)	5m 28s
UI / Test	27s
Plugins / Lint (Whisper)	1m 49s
Plugins / Lint (Sherpa-ONNX Plugins)	1m 29s
Plugins / Format Check	15s
Skit / Test	12m 9s
All Checks Passed	0s
	51m 27s

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