Add: eslint header rule

[daniele-mng]

What

Added eslint rule to check license headers of files

Why

The repository has many different licenses and out of date

References

GEA-583

Checklist

• Tests

[github-actions]

Dependency Review

✅ No vulnerabilities or license issues or OpenSSF Scorecard issues found.

Snapshot Warnings

⚠️: No snapshots were found for the head SHA 170b0a3.

Ensure that dependencies are being submitted on PR branches and consider enabling retry-on-snapshot-warnings. See the documentation for more information and troubleshooting advice.

OpenSSF Scorecard

Package	Version	Score	Details

Scanned Manifest Files

package-lock.json

• [email protected]

package.json

• eslint-plugin-header@^3.1.1

[github-actions]

Conventional Commits Report

Type	Number
Added	1

🚀 Conventional commits found.

[codecov]

Codecov Report

Attention: Patch coverage is 98.05556% with 7 lines in your changes missing coverage. Please review.

Project coverage is 72.54%. Comparing base (3c1d85e) to head (170b0a3).

Files	Patch %	Lines
src/gmp/index.js	0.00%	1 Missing and 1 partial ⚠️
src/index.jsx	0.00%	1 Missing and 1 partial ⚠️
src/web/app.jsx	0.00%	1 Missing and 1 partial ⚠️
scripts/cleanuptranslations.js	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4058      +/-   ##
==========================================
- Coverage   75.06%   72.54%   -2.53%     
==========================================
  Files        1058     1058              
  Lines      133069   120538   -12531     
  Branches     5927     5927              
==========================================
- Hits        99885    87439   -12446     
+ Misses      33155    33070      -85     
  Partials       29       29              

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