Apply add_worktrees_gitignore patch

[mtfishman]

This PR applies the add_worktrees_gitignore patch.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 80.64%. Comparing base (81a6851) to head (cfeb973).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #57   +/-   ##
=======================================
  Coverage   80.64%   80.64%           
=======================================
  Files           3        3           
  Lines          31       31           
=======================================
  Hits           25       25           
  Misses          6        6           

Flag	Coverage Δ
docs	0.00% <ø> (ø)

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