Add preparation reminder text view #3942

Job	Run time
Backup process	3m 6s
Build wheel	1m 50s
Formatting	37s
Linter	2m 11s
Build nix environment on MacOS	3m 7s
MyPy	1m 36s
Test + Coverage	3m 1s
Test Frontend	3m 18s
Test (shuffled order)	2m 19s
Test Typescript	1m 37s
Test if testdata is up to date	1m 0s
Install wheel with system Python	10s
	23m 52s

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