Add unpacking possibilities to the watcher

[mraspaud]

This PR allows add the possibility to unpack the filenames when watching archive files, so that a dataset is published instead of a single file.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.83%. Comparing base (bcbf996) to head (263cf85).
Report is 22 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #17      +/-   ##
==========================================
+ Coverage   95.72%   95.83%   +0.10%     
==========================================
  Files          11       11              
  Lines         632      648      +16     
==========================================
+ Hits          605      621      +16     
  Misses         27       27              

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