Agent Skills: security-devsecops

DevSecOps, secure software development lifecycle (SSDLC), and application security (AppSec) practices covering secret handling, input validation, dependency hygiene, authentication/authorization, and CI/CD security tooling (SAST, SCA, DAST, secret scanning, IaC scanning). Use when writing code that handles credentials, user input, database queries, or authentication, when setting up a CI/CD pipeline, or when reviewing code or infrastructure for security issues.