feat: add "timechange" funby approach

[gisler]

No description provided.

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 94.64286% with 3 lines in your changes missing coverage. Please review.

Project coverage is 97.73%. Comparing base (da1f831) to head (390d427).
Report is 23 commits behind head on main.

Files with missing lines	Patch %	Lines
R/assertives.R	82.35%	3 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main       #6      +/-   ##
==========================================
+ Coverage   96.33%   97.73%   +1.40%     
==========================================
  Files           7        6       -1     
  Lines        1255     1060     -195     
==========================================
- Hits         1209     1036     -173     
+ Misses         46       24      -22     

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