fix: download timeout and resume support for marketplace installs #181

Job	Run time
UI / Lint (TypeScript + ESLint)	37s
UI / Build	29s
E2E / Playwright E2E	5m 12s
Skit / Test	7m 56s
UI / Test	25s
Skit / Build	12m 57s
Plugins / Lint (Whisper)	33s
Plugins / Lint (NLLB)	2m 3s
Skit / Lint (fmt + clippy)	5m 10s
Plugins / Lint (Simple Plugins)	44s
Plugins / Format Check	20s
Plugins / Lint (Sherpa-ONNX Plugins)	46s
All Checks Passed	2s
	37m 14s

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