Initial API Implementation

[TroyKomodo]

Proposed changes

This is the initial API implementation with code coverage and unit tests

closes #24

Types of changes

• [ ] Bugfix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] Documentation Update (if none of the other choices apply)

Checklist

• [x] I have read the CONTRIBUTING doc
• [x] Lint and unit tests pass locally with my changes
• [x] I have added tests that prove my fix is effective or that my feature works
• [x] I have added necessary documentation (if appropriate)
• [x] Any dependent changes have been merged and published in downstream modules

[codecov[bot]]

Codecov Report

Merging #52 (76642e3) into main (6f92975) will increase coverage by 79.60%. The diff coverage is 99.08%.

@@            Coverage Diff             @@
##            main      #52       +/-   ##
==========================================
+ Coverage   2.81%   82.42%   +79.60%     
==========================================
  Files         30       29        -1     
  Lines        213      438      +225     
==========================================
+ Hits           6      361      +355     
+ Misses       207       77      -130     

Impacted Files	Coverage Δ
common/src/config.rs	100.00% <ø> (+100.00%)	:arrow_up:
common/src/logging.rs	100.00% <ø> (+100.00%)	:arrow_up:
common/src/types/user.rs	0.00% <0.00%> (ø)
common/src/signal.rs	93.10% <93.10%> (ø)
backend/api/src/api/mod.rs	100.00% <100.00%> (+100.00%)	:arrow_up:
backend/api/src/api/v1/health.rs	100.00% <100.00%> (ø)
backend/api/src/api/v1/mod.rs	100.00% <100.00%> (ø)
backend/api/src/api/v1/users/mod.rs	100.00% <100.00%> (ø)
backend/api/src/config.rs	100.00% <100.00%> (+100.00%)	:arrow_up:
common/src/context.rs	100.00% <100.00%> (ø)
... and 12 more