Allow range requests for a single byte

[Tronic]

It is OK to ask for one byte (end is inclusive). Apparently Chrome keeps doing this quite often.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (a5a9658) 88.387% compared to head (31a4064) 88.303%.
Report is 1 commits behind head on main.

❗ Current head 31a4064 differs from pull request most recent head be59262. Consider uploading reports for the commit be59262 to get more accurate results

Additional details and impacted files

@@              Coverage Diff              @@
##              main     #2851       +/-   ##
=============================================
- Coverage   88.387%   88.303%   -0.084%     
=============================================
  Files           92        92               
  Lines         7156      7156               
  Branches      1228      1228               
=============================================
- Hits          6325      6319        -6     
- Misses         575       582        +7     
+ Partials       256       255        -1     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.