Update docker/metadata-action action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/metadata-action	action	major	v5 → v6

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Release Notes

docker/metadata-action (docker/metadata-action)

v6

Compare Source

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Configuration

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[github-actions]

Code Coverage Report:
  2026-03-05 19:34:29

 Summary:
  Classes: 100.00% (2/2)
  Methods: 100.00% (5/5)
  Lines:   100.00% (49/49)

YourNamespace\App\Command\JokeCommand
  Methods: 100.00% ( 3/ 3)   Lines: 100.00% ( 26/ 26)
YourNamespace\App\Command\SayHelloCommand
  Methods: 100.00% ( 2/ 2)   Lines: 100.00% (  6/  6)

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 20.49%. Comparing base (190963d) to head (4f48970).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #428   +/-   ##
=======================================
  Coverage   20.49%   20.49%           
=======================================
  Files           6        6           
  Lines         366      366           
=======================================
  Hits           75       75           
  Misses        291      291           

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[github-actions]

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