refactor and code cleanup

app/api/compile_api.py

app/api/config_api.py

app/api/policy_eval_api.py

app/api/policy_update_api.py

app/api/tenant_api.py

app/api/translate_api.py

app/api/validate_api.py

app/auth/auth.py

app/bundles/__init__.py

app/bundles/bundle.py

app/bundles/providers/__init__.py

app/bundles/providers/aws/__init__.py

app/bundles/providers/aws/storage.py

app/bundles/providers/azure/storage.py

app/bundles/providers/baremetal/__init__.py

app/bundles/providers/baremetal/storage.py

app/bundles/providers/gc/__init__.py

app/bundles/providers/gc/storage.py

app/bundles/providers/ibm/__init__.py

app/bundles/providers/ibm/storage.py