slopless 0.2.6

Summary

• Fix CI so it installs the Guardrail3 TypeScript validator before running Slopless validation.
• Release Slopless package version 0.2.6.
• Make the split-repo verifier accept normal semver release bumps while still checking package-lock consistency.

Verification

• Local: scripts/verify-all.sh
• Local: scripts/fixture3.sh check --suite textlint-rules
• Local: npm run validate
• Local: npm pack and temporary install smoke test
• GitHub CI: https://github.com/agent-quality-controls/slopless/actions/runs/26025910852