deploy-check

MUST use before any git push to main/master/production, or when user mentions 'deploy', 'going live', 'push to prod', 'ready to ship', 'merge to main', 'release'. Also trigger before any npm publish for CLI tools, or on 'audit', 'check vulnerabilities', 'are our deps safe?', 'npm audit', 'yarn audit'. Performs: test suite validation, dev-artifact scan (console.log, TODO/FIXME, hardcoded secrets like password: /…