chore: add tests, update docs and actions (#299)

* docs: update documentation

* feat: validate-inputs has it's own pyproject

* security: mask DOCKERHUB_PASSWORD

* chore: add tokens, checkout, recrete docs, integration tests

* fix: add `statuses: write` permission to pr-lint

validate-inputs/tests/test_generate_tests.py

@@ -2,9 +2,9 @@
 # pylint: disable=protected-access  # Testing private methods is intentional
 
 import importlib.util
-from pathlib import Path
 import sys
 import tempfile
+from pathlib import Path
 
 import yaml  # pylint: disable=import-error