build(deps): Bump helmet from 8.2.0 to 8.3.0

[dependabot]

Bumps helmet from 8.2.0 to 8.3.0.

Changelog

Sourced from helmet's changelog.

8.3.0 - 2026-07-11

Changed

• Content-Security-Policy: improved performance by ~7% when there are no dynamic directives
• Content-Security-Policy: improved error handling for invalid directive names

Fixed

• Content-Security-Policy: useDefaults: false with no directives is no longer valid, both at runtime and the type level
• Content-Security-Policy: dynamically-computed directive values would throw, not call next, when invalid
• Content-Security-Policy: dynamically-computed directive value entries would throw, not call next, when function threw

Commits

• 75f1a98 8.3.0
• f03f70d Update changelog for 8.3.0 release
• a307fce Fix capitalization in CSP package changelog
• 5347b43 Format default CSP in README for readability
• 9afc570 CSP: fix middleware-specific README missing link
• 266c95c Minor speedups to project setups test
• 7a4196c CSP: update package-specific changelog
• 02716b4 CSP: improve performance when there are no dynamic directives
• 3f511ed CSP: move utility functions to separate file
• 80338af CSP: disabling defaults with no directives is now an error
• Additional commits viewable in compare view

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 73.79%. Comparing base (5b4b28e) to head (ae42015).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2248   +/-   ##
=======================================
  Coverage   73.79%   73.79%           
=======================================
  Files          36       36           
  Lines         477      477           
  Branches       71       63    -8     
=======================================
  Hits          352      352           
  Misses        125      125           

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