Symfony validation — 3-layer validation strategy, constraints, DTO validation, domain invariants, validation groups, custom validators. Triggers on: validation, validator, constraint, DTO validation, input validation, invariant, assert, validation group
$npx -y skills add aligundogdu/symfony-hexagonal-skill --skill symfony-validationInstalls into the current project.
Run `npx skills use "https://github.com/aligundogdu/symfony-hexagonal-skill" --skill "aligundogdu/symfony-hexagonal-skill/symfony-validation"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/aligundogdu/symfony-hexagonal-skill" that are relevant to the current task. Run `npx skills add "https://github.com/aligundogdu/symfony-hexagonal-skill"` and select the relevant skills, then follow their instructions.