chore: align CI with ecosystem baseline

[usernane]

Summary

Align CI/CD configuration with ecosystem baseline (webfiori/http).

Changes

• Update reusable workflows to WebFiori/workflows@v1.2.5
• Unify phpunit config (phpunit10.xml → phpunit.xml)
• Add PHP 8.5 workflow if missing
• Add Dependabot config (daily checks, conventional commit style)
• Fix CRLF in workflow files
• Remove duplicate workflow files

Breaking Changes and Migration Steps

None. CI-only changes.

Checklist

• I reviewed my own diff before requesting review
• My commits follow Conventional Commits
• The title of the pull request follows Conventional Commits
• I added/updated tests (or explained why not)
• I updated docs (if needed)
• I ran lint/cs-fixer (if applicable)
• I considered backward compatibility
• I considered security

[codecov]

Codecov Report

❌ Patch coverage is 95.81240% with 25 lines in your changes missing coverage. Please review.
✅ Project coverage is 95.81%. Comparing base (9ffb01a) to head (90369f5).

Files with missing lines	Patch %	Lines
WebFiori/Error/AbstractHandler.php	92.30%	11 Missing ⚠️
WebFiori/Error/Handler.php	96.26%	9 Missing ⚠️
WebFiori/Error/TraceEntry.php	95.65%	3 Missing ⚠️
WebFiori/Error/DefaultHandler.php	98.61%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main      #20      +/-   ##
============================================
- Coverage     95.85%   95.81%   -0.05%     
  Complexity      210      210              
============================================
  Files             4        4              
  Lines           603      597       -6     
============================================
- Hits            578      572       -6     
  Misses           25       25              

Flag	Coverage Δ
php-8.1	95.81% <95.81%> (+0.26%)	⬆️
php-8.2	95.81% <95.81%> (-0.04%)	⬇️
php-8.4	95.81% <95.81%> (-0.04%)	⬇️
php-8.5	95.81% <95.81%> (?)

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