v4.18.0

Tagged 2026-03-16. 22 changes between v4.17.0 and v4.18.0.

Reconstructed from the git tag range on 2026-08-06 during a changelog backfill — releases v4.17.0 through v4.33.0 shipped without notes. Every item below is a real commit; none of the wording infers intent beyond what the commit itself states.

Fixes

navigating-github — Shorten command description to meet 80 char limit

Other

Add navigating-github plugin to marketplace + cowork downloads
Add mgonto EA skills + Killer Skill hero spotlight + email signup (#346)
Add markdown-to-HTML rendering for skill content on all pages
Redesign contributor cards + cross-page consistency cleanup
Add enhanced plugin & skill detail pages with README section extraction
Update CLAUDE.md: fix domain, counts, add design system + perf budgets
Fix run_eval.py 0% recall for already-installed plugin skills
Address PR review: extract inline styles, tokenize oklch values, remove unused var
Bump performance budget to 16MB for 343+ plugins
Full facelift Phase 2: Terminal-Bold redesign across all pages
Address PR review comments: extract inline styles, oklch shadow, dynamic year
Full facelift: OKLCH color system, new typography, nav/footer reorganization
Marketplace UI overhaul: design tokens + contributors redesign (#342)
Add plugin validator parity with Anthropic spec + enterprise skill fixes
Add Skill Creator v5.0.0 to marketplace with featured spotlight
Add —force flag to Cloud Functions deploy for artifact cleanup policy
Make functions/firestore deploy non-blocking until secrets are configured
Fix Firebase deploy: split targets to avoid serviceusage permission error
Add Killer Skills spotlight, email signup, and footer redesign (#341)
Fix /explore page mobile UI/UX: card overlap, 480px breakpoint, filter bar
Upgrade all 25 crypto skills: 21 A-grade, 0 warnings (#339)