Remove todo!() in pause/resume and fix timing on macos #3732

Job	Run time
Detect Changes	10s
Format (Biome)	8s
Typecheck	1m 24s
Format (Cargo)	14s
Lint (Biome)	17s
Build Desktop (x86_64-pc-windows-msvc, windows-latest)	8m 41s
Build Desktop (aarch64-apple-darwin, macos-latest)	4m 32s
Clippy	1m 7s
Verify Tauri plugin versions	0s
	16m 33s

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