To make your life easier, just purchase a good quality squeegee and use after every shower.
Looks like your question got cut off. I agree a squeegee should do the trick for a shower door. Just make sure you have a scrub Brush and some cleaner for around the track and seams.
There are also some great posts here on cleaning showers:
Unsure where you are going with this but if you are looking for maintenance of your shower door, I highly recommend wet and forget shower. Although it isn’t diy, it is hands down the best way to keep your shower looking new. Spray once a week after showering and that’s it.
A neat trick someone showed me was to buy a squeegee from the dollar store. Every time we use the shower, we use the squeegee to clean and dry the glass doors. Works like a charm and the shower always stays clean
Use Mr Clean Magic Erasers to clean your shower then use a squeegee to dry the shower when you are done and it will help cut down on soap scum and spotting.
A squeegee like this one is the way to go: https://amzn.to/3ihbvPU
I use a 50/50 mix of dish soap and vinegar to clean our glass shower door and use a squeegee after each shower.