Améliore les sous-commandes de recherche : spinner, variables d'environnement, metavars

[Guts]

No description provided.

[codecov]

Codecov Report

Merging #66 (89b6c70) into main (406ddaf) will increase coverage by 1.77%.
The diff coverage is 64.28%.

@@            Coverage Diff             @@
##             main      #66      +/-   ##
==========================================
+ Coverage   70.49%   72.27%   +1.77%     
==========================================
  Files          18       18              
  Lines         722      743      +21     
  Branches      122      131       +9     
==========================================
+ Hits          509      537      +28     
+ Misses        183      174       -9     
- Partials       30       32       +2     

Impacted Files	Coverage Δ
geotribu_cli/subcommands/search_image.py	67.10% <61.53%> (-2.60%)	⬇️
geotribu_cli/subcommands/search_content.py	74.22% <66.66%> (-2.52%)	⬇️

... and 1 file with indirect coverage changes