- Create regex-validation utility with ReDoS detection (nested quantifiers,
overlapping alternations, complexity limits)
- Add @db.VarChar(500) constraint on pattern field in Prisma schema
- Integrate validation in rule-engine at load time and evaluation time
- Add 46 unit tests covering syntax, ReDoS patterns, complexity, edge cases
Co-Authored-By: Paperclip <noreply@paperclip.ing>
