Individual skill

symfony-validation

Symfony 3-layer validation in hexagonal architecture: Presentation request DTOs with #[MapRequestPayload], Application command validation via Messenger validation middleware, Domain invariants in value objects; custom constraints with named arguments, #[ExtendsValidationFor] (7.4+), validation groups. Use when: validation, validator, constraint, DTO validation, input validation, invariant, assert, validation group, custom constraint

skills/symfony-validation/SKILL.md

Source commit 86af2eb7c07608dce2cc576f5dda8c6c98414ba4

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Nov 6, 2026

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