dotbot/controller: fix misuse of Frame object

[aabadie]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 75.27%. Comparing base (d093cb1) to head (4293c51).
⚠️ Report is 92 commits behind head on main.

Files with missing lines	Patch %	Lines
dotbot/controller.py	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #166   +/-   ##
=======================================
  Coverage   75.27%   75.27%           
=======================================
  Files          25       25           
  Lines        2439     2439           
=======================================
  Hits         1836     1836           
  Misses        603      603           

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