build

README: announce our docs website to the world + instructions to contribute #6785

Job	Run time
Check protos	48s
Check that MkDocs can build the docs	23s
Check formatting	18s
build (ubuntu-latest)	7m 26s
build (macos-13)	4m 24s
build (windows-latest)	11m 15s
build (ubuntu-latest, --all-features)	8m 15s
cargo-deny (advisories)	31s
cargo-deny (bans licenses sources)	39s
Clippy check	2m 53s
	36m 52s

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