Modularise payload classes

[fractalwrench]

Goal

Modularises some of the payload classes into the payload module.

Testing

Relied on existing test coverage.

[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

OpenSSF Scorecard

Package	Version	Score	Details

Scanned Manifest Files

[codecov]

Codecov Report

Attention: Patch coverage is 83.33333% with 1 line in your changes missing coverage. Please review.

Project coverage is 79.45%. Comparing base (1b7ccc6) to head (820645f).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1114      +/-   ##
==========================================
- Coverage   79.76%   79.45%   -0.31%     
==========================================
  Files         419      368      -51     
  Lines       10735    10393     -342     
  Branches     1763     1744      -19     
==========================================
- Hits         8563     8258     -305     
+ Misses       1394     1357      -37     
  Partials      778      778              

Files	Coverage Δ
...dk/internal/config/behavior/NetworkBehaviorImpl.kt	78.04% <83.33%> (+0.54%)	⬆️

... and 33 files with indirect coverage changes

[bidetofevil]

LGTM