A collection of small changes:
- Switch from using a boolean for permission check results to using an enum (allowed or denied)
- Remove some unused Makefile commands left over from a previous migration, add a check command
- Change some hardcoded paths to be relative paths
- Remove unused embed_migrations (duplicated)
- Log error when checking permissions if a user belongs to a project multiple times
Reviewed-on: #5
Nicole Tietz-Sokolskaya
6ea4409d68