Add extension for CES

[nefrathenrici]

Purpose

To-do

Content

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• I have read and checked the items on the review checklist.

[codecov]

Codecov Report

Attention: Patch coverage is 79.16667% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 42.91%. Comparing base (5f1f6f3) to head (af1d28b).
Report is 1 commits behind head on main.

Files	Patch %	Lines
src/emulate_sample.jl	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #85      +/-   ##
==========================================
- Coverage   43.82%   42.91%   -0.92%     
==========================================
  Files           5        6       +1     
  Lines         235      240       +5     
==========================================
  Hits          103      103              
- Misses        132      137       +5     

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