I have made myself many L and T-bracket supports for V2 cameras for myself and others. I like the brackets because they are sturdy, the camera is in its compact form, and they maintain aim, even when dusted. I was glad to see that V3s could readily be exchanged with the V2s.
Below are some pictures of a swap-out:
For those of you looking for mounting ideas for your V3s check out:
Installing WYZE Cam outside - one approach
In addition to the home-made items in the above post, there are many commercially available and 3D printed items that may better fit your needs.