Add documentation and other minor adjustments #2158

Job	Run time
Lint	44s
macOS 13 native [GOAL install] [GUI] [no depends]	9m 48s
ARM [GOAL install] [bullseye]	4m 15s
Win32	5m 13s
Win64	31m 38s
i386 Linux [GOAL install] [focal]	4m 0s
x86_64 Linux [GOAL install] [GUI] [focal] [no depends]	14m 51s
x86_64 Linux [GOAL install] [GUI] [noble] [no depends]	12m 41s
x86_64 Linux [ASan] [LSan] [UBSan] [integer] [jammy] [no depends]	7m 32s
macOS 10.14 [GOAL deploy] [GUI] [no tests] [noble]	4m 43s
arm64 macOS 10.14 [GOAL deploy] [GUI] [no tests] [noble]	4m 38s
	1h 40m 3s

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