fix: prop window is not defined in web worker

[robertsLando]

Fixes #1748

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (de89c0d) 79.47% compared to head (df9bb99) 79.47%.

❗ Current head df9bb99 differs from pull request most recent head 11fd0b2. Consider uploading reports for the commit 11fd0b2 to get more accurate results

Files	Patch %	Lines
src/lib/client.ts	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1749   +/-   ##
=======================================
  Coverage   79.47%   79.47%           
=======================================
  Files          23       23           
  Lines        1403     1403           
  Branches      329      329           
=======================================
  Hits         1115     1115           
  Misses        209      209           
  Partials       79       79           

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