chore: reduce complexity in webhooks.ts

[samayer12]

Description

This PR reduces complexity in webhooks.ts.

End to End Test:
(See Pepr Excellent Examples)

Related Issue

Fixes #1536

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Other (security config, docs update, etc)

Checklist before merging

• Unit, Journey, E2E Tests, docs, adr added or updated as needed
• Contributor Guide Steps followed

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.84%. Comparing base (38ece9e) to head (5afda99).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1587   +/-   ##
=======================================
  Coverage   80.84%   80.84%           
=======================================
  Files          42       42           
  Lines        1952     1952           
  Branches      424      424           
=======================================
  Hits         1578     1578           
  Misses        372      372           
  Partials        2        2