chore(deps): update python:3.14-slim docker digest to f7864aa

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
python	final	digest	2751cbe → f7864aa

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 55%. Comparing base (aa67721) to head (d12184d).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@         Coverage Diff          @@
##           main   #1422   +/-   ##
====================================
  Coverage    55%     55%           
====================================
  Files        32      32           
  Lines      3894    3894           
====================================
  Hits       2144    2144           
  Misses     1750    1750           

Flag	Coverage Δ
tests	55% <ø> (ø)

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