docs/update-tagline-in-readme

[ebouchut]

This PR:

• updates the README title to reflect the current state of the project
• refreshes the Tech Stack section in the README

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.59%. Comparing base (2e892c8) to head (5a156ad).
⚠️ Report is 3 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff            @@
##                dev     #127   +/-   ##
=========================================
  Coverage     81.59%   81.59%           
  Complexity      201      201           
=========================================
  Files            38       38           
  Lines           864      864           
  Branches         53       53           
=========================================
  Hits            705      705           
  Misses          125      125           
  Partials         34       34           

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