V0.5: fix twig cache location permission issues, include user in twig cache path

[menno-ll]

Issue link

https://apm.level-level.com/organizations/sentry/issues/137943/?environment=acceptance&project=20&query=is%3Aunresolved&referrer=issue-stream

Description

Fix writing permission issue by including the user in the twig cache path

How Has This Been Tested?

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.