chore: monthly updates for Aug'23; bump version

- revised readme, better theming support, improved wording where needed
- granular config for ruff linter & pyright type checker, re-format code
- update dependencies, bump version

tests/__init__.py

@@ -1,6 +1,4 @@
-"""
-Initialize test module
-"""
+"""Initialize test module."""
 
 # standard
 import logging