📚Improve documentation - rework getting-started notebook. #3153

Job	Run time
Create Example List	8s
Run Example: (fluorescence)	1m 23s
Run Example: (transient-absorption)	1m 19s
Run Example: (transient-absorption-two-datasets)	1m 32s
Run Example: (spectral-constraints)	1m 17s
Run Example: (spectral-guidance)	1m 34s
Run Example: (two-datasets)	1m 13s
Run Example: (sim-3d-disp)	1m 22s
Run Example: (sim-3d-nodisp)	1m 18s
Run Example: (sim-3d-weight)	1m 22s
Run Example: (sim-6d-disp)	1m 34s
Run Example: (doas-beta)	1m 23s
Collect artifacts and reupload as bundle	14s
Compare Results	44s
	16m 23s

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