Prep and add CodeQL action #217

Job	Run time
build (meson, ubuntu:22.04, true)	1m 10s
build (meson, ubuntu:24.04, true)	1m 31s
build (meson, archlinux:base-devel, true)	1m 25s
build (meson, fedora:latest)	1m 39s
build (meson, alpine:latest, -D docs=false)	53s
build (meson, debian:unstable, true)	1m 41s
build (autotools, ubuntu:22.04, true)	1m 39s
build (autotools, ubuntu:24.04, true)	2m 1s
build (autotools, archlinux:base-devel, true)	1m 57s
build (autotools, fedora:latest)	2m 3s
build (autotools, alpine:latest, -D docs=false)	1m 47s
build (autotools, debian:unstable, true)	2m 16s
	20m 2s

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