Site access tweaks (#6738)

* Adjust docker filter

- Run if settings.py changes

* Revert API version

* Adjust logic in settings.py

- Only exit if in main server thread

* Update qc_checks.yaml

* Add wildcard for CSRF_TRUSTED_ORIGINS in DEBUG mode

* Update wildcard

* Simplify settings.py logic

.github/workflows/docker.yaml

@@ -44,6 +44,7 @@ jobs:
               - docker-compose.yml
               - docker.dev.env
               - Dockerfile
+              - InvenTree/settings.py
               - requirements.txt
               - tasks.py