Bugfix/bbox negative coords

[divine-dumpling]

Logout Spinner added and Fixed persisting -ve values for height and width on creation of BBox annotations

Checklist

• CHANGELOG was updated
  • Please add your changes in the unreleased section
  • Add a note if your changes apply to an older version of this software
• The destination branch has been merged into my branch before I created this merge request
• OpenCode code review completed
• All interfaces to the outside world have been documented
  • For Python use google doc style -> examples here

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 change)

How Has This Been Tested?

• Changes have been tested in the destination environment
• Unit tests have been written
• I did not test anything BECAUSE:
• Nothing from above, I tested this way:

Screenshots (if appropriate):

[divine-dumpling]

Please find attached opencode code review document
review.md