docs(wiki): add keymappings example #150

Job	Run time
get-next-version / Get next release version	12s
check-server	16s
Build x86_64-unknown-linux-musl	1m 21s
Build aarch64-unknown-linux-musl	1m 23s
Build i686-unknown-linux-musl	1m 32s
Build x86_64-unknown-freebsd	1m 23s
Build i686-unknown-freebsd	1m 26s
Build x86_64-apple-darwin	50s
Build aarch64-apple-darwin	57s
Build x86_64-pc-windows-msvc	2m 29s
Build aarch64-pc-windows-msvc	2m 26s
Build i686-pc-windows-msvc	3m 3s
merge	2s
release	1m 15s
LuaRocks Publish	28s
	19m 3s

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