Continue proxy unit testing tranche 2

[Nexarian]

Merge #216 first

[codecov-commenter]

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 27.52%. Comparing base (5e50e0f) to head (23882ed).
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Additional details and impacted files

@@           Coverage Diff           @@
##             main     #218   +/-   ##
=======================================
  Coverage   27.52%   27.52%           
=======================================
  Files          35       35           
  Lines        5413     5413           
  Branches      752      752           
=======================================
  Hits         1490     1490           
  Misses       3846     3846           
  Partials       77       77           

Flag	Coverage Δ
py3.10	27.52% <ø> (ø)
py3.11	27.52% <ø> (ø)
py3.12	27.52% <ø> (ø)
py3.13	27.52% <ø> (?)
py3.9	27.54% <ø> (ø)

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[Nexarian]

Still not ready, the "Simulator up" check is wrong. Need to fix somehow.

[Nexarian]

Ok this works now, but I'll split it up into more sensical pieces. I fell into a rabbit hole on the simulator and making sure that even forks use the proper image from the repo root.