feat: integrate dotty to allow querying for HGVS variants (#101)

[holtgrewe]

No description provided.

[codecov]

Codecov Report

Merging #110 (1509ddf) into main (2ce7de2) will increase coverage by 5.93%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #110      +/-   ##
==========================================
+ Coverage   80.75%   86.69%   +5.93%     
==========================================
  Files          87       32      -55     
  Lines        2349      466    -1883     
  Branches      558        0     -558     
==========================================
- Hits         1897      404    -1493     
+ Misses        424       62     -362     
+ Partials       28        0      -28     

Files	Coverage Δ
backend/app/api/internal/endpoints/proxy.py	100.00% <100.00%> (ø)
backend/app/core/config.py	90.14% <100.00%> (+0.14%)	⬆️

... and 55 files with indirect coverage changes