2D-Topdown-Game: Question about basics

I created some Isometric topdown assets in the past and bookmarked this:

It helped me a lot. Specificly the part with the camera angles.
What I did is set the camera up and then made actions for each angle in the dope sheet.

I have attached a blendfile with some of the angles in the actions:

Isometric camera actions angles.blend (801.2 KB)