chore: Log start of requests at same level as end

[tpoliaw]

It is useful when reading through logs to see when each request was
received to make sense of subsequent events.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.34%. Comparing base (d3364b3) to head (f5a0e3e).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1510      +/-   ##
==========================================
- Coverage   95.34%   95.34%   -0.01%     
==========================================
  Files          43       43              
  Lines        3201     3200       -1     
==========================================
- Hits         3052     3051       -1     
  Misses        149      149              

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