Add new fields to HTTPLog and save for webhook called events

[rowanseymour]

No description provided.

[codecov]

Codecov Report

Merging #500 (3e3eab5) into main (80c4c90) will increase coverage by 0.10%.
The diff coverage is 90.69%.

@@            Coverage Diff             @@
##             main     #500      +/-   ##
==========================================
+ Coverage   57.36%   57.47%   +0.10%     
==========================================
  Files         126      126              
  Lines        8774     8801      +27     
==========================================
+ Hits         5033     5058      +25     
- Misses       2953     2955       +2     
  Partials      788      788              

Impacted Files	Coverage Δ
core/models/runs.go	0.00% <0.00%> (ø)
core/models/http_logs.go	82.97% <90.90%> (+2.49%)	⬆️
core/handlers/airtime_transferred.go	100.00% <100.00%> (ø)
core/handlers/service_called.go	91.66% <100.00%> (+0.75%)	⬆️
core/handlers/webhook_called.go	94.87% <100.00%> (+2.56%)	⬆️

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