Build

Use CSR-backed Sigma graph rendering #53

Job	Run time
lint	17s
build (macos-latest, aarch64-apple-darwin, dmg)	4m 59s
build (ubuntu-24.04-arm, aarch64-unknown-linux-gnu, appimage deb)	7m 11s
build (ubuntu-latest, x86_64-unknown-linux-gnu, appimage deb)	7m 8s
build (windows-latest, x86_64-pc-windows-msvc, msi nsis)	7m 7s
release	1s
	26m 43s

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