feat: Lots of Windows + desktop optimisations #5055

Job	Run time
Format (Cargo)	10s
Detect Changes	7s
Typecheck	1m 11s
Lint (Biome)	12s
Format (Biome)	11s
Verify Tauri plugin versions	7s
Clippy (aarch64-apple-darwin, macos-latest)	1m 14s
Clippy (x86_64-pc-windows-msvc, windows-latest)	3m 33s
Build Desktop	0s
Rust cache	0s
	6m 45s

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