perf: assorted performance changes (#936) #11

Job	Run time
Check for unneeded dependencies	2m 9s
Check generated schemas	33s
Test (macOS)	3m 23s
Test (linux/aarch64)	3m 22s
Test (linux/x86_64)	3m 27s
Source code checks (stable, ubuntu-24.04)	1m 12s
Build (x86_64/linux-musl)	2m 7s
Build (wasm32/unknown)	1m 16s
Source code checks (1.87.0, ubuntu-24.04)	50s
Build (x86_64/windows)	2m 5s
Build (wasm32/wasi-0.2)	1m 11s
Build (aarch64/linux)	2m 20s
Source code checks (stable, windows-2025)	2m 40s
Build (x86_64/linux)	2m 40s
Source code checks (1.87.0, windows-2025)	2m 1s
Source code checks (stable, macos-latest)	1m 45s
Build (aarch64/macos)	2m 51s
Source code checks (1.87.0, macos-latest)	1m 18s
Analyze public API	0s
Benchmarks	0s
External tests / bash-completion test suite	5m 44s
OS target tests (openSUSE Tumbleweed/latest)	39s
OS target tests (NixOS/latest)	1m 4s
OS target tests (Azure Linux/3.0)	35s
OS target tests (Arch Linux/latest)	20s
OS target tests (Debian/testing)	21s
OS target tests (Fedora/latest)	25s
	46m 18s

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