chore: Extending test coverage (#174)

[gromdimon]

Various tests include:

Backend

• Create tests for caseinfo crud
• Create tests for app/app/utils (email generation)
• Create tests for bookmarks api
• Create tests for caseinfo api
• Create tests for email api

Frontend

• Add more test cases to api/settings.spec.ts
• Create tests for api/utils.ts
• Create tests for api/viguno.ts
• Create tests for stores/terms.ts
• Create tests for views/PrivacyView.vue
• Create tests for views/TermsView.vue
• Create tests for views/VerifyEmail.vue
• Add more integration tests to views/*

[codecov]

Codecov Report

Merging #197 (d3e039c) into main (27c7d98) will increase coverage by 11.93%.
The diff coverage is 78.00%.

Additional details and impacted files

@@             Coverage Diff             @@
##             main     #197       +/-   ##
===========================================
+ Coverage   76.18%   88.11%   +11.93%     
===========================================
  Files         125       43       -82     
  Lines        3729      808     -2921     
  Branches      832        0      -832     
===========================================
- Hits         2841      712     -2129     
+ Misses        822       96      -726     
+ Partials       66        0       -66     

Files	Coverage Δ
backend/app/api/api_v1/endpoints/utils.py	100.00% <100.00%> (+15.38%)	⬆️
backend/app/api/deps.py	66.66% <100.00%> (+12.12%)	⬆️
backend/app/app/utils.py	88.23% <100.00%> (+56.80%)	⬆️
backend/app/core/auth.py	86.04% <100.00%> (+11.62%)	⬆️
backend/app/core/config.py	90.14% <ø> (-0.14%)	⬇️
backend/app/core/deps.py	100.00% <100.00%> (ø)
backend/app/db/init_db.py	86.20% <100.00%> (+24.66%)	⬆️
backend/app/main.py	91.30% <100.00%> (-0.37%)	⬇️
backend/app/api/api_v1/endpoints/caseinfo.py	73.46% <55.55%> (+15.69%)	⬆️
backend/app/api/api_v1/endpoints/bookmarks.py	75.60% <46.15%> (+13.44%)	⬆️

... and 84 files with indirect coverage changes