SKILL.md
$27
Item
Check
Skill
robots.txt
Syntax; not blocking important pages
robots-txt
Sitemap
Submitted to GSC; indexable pages only; ≤50K URLs per sitemap
xml-sitemap
HTTPS
Sitewide; valid certificate
canonical-tag
404/5xx
Proper status codes; fix or redirect
site-crawlability
noindex
No accidental noindex on key pages
indexing
Canonical
Correct; no conflicts
canonical-tag
Core Web Vitals
LCP ≤2.5s, INP ≤200ms, CLS <0.1
core-web-vitals
Mobile
Mobile-first; content parity; no intrusive interstitials
mobile-friendly
Crawlability
Redirect chains, broken links, orphan pages
site-crawlability
On-Page Checklist
Item
Check
Skill
Title
Unique; 50–60 chars; keyword in first 10 words
title-tag
Meta description
150–160 chars; CTA
meta-description
Headings
One H1; H1→H2→H3 hierarchy
heading-structure
Images
Alt text; no decorative alt for decorative images
image-optimization
Schema
Valid; Rich Results Test
schema-markup
Internal links
From strong pages; descriptive anchors
internal-links
Duplicate content
Canonical; consolidate or differentiate
canonical-tag
Content & Off-Page
Phase
Focus
Skill
Content gap
Missing topics vs competitors
content-strategy, competitor-research
Intent match
Content matches search intent
content-optimization
Backlinks
Toxic links; link gap vs competitors
backlink-analysis, link-building
Frequency
Cadence
Use
Full audit
Quarterly
Check-ins
Monthly (GSC, indexing, Core Web Vitals)
Output Format
- Phase 1–4 findings (technical → on-page → content → off-page)
- Priority list (P0 blocker → P1 core → P2 important)
- Skill mapping (which skill for each fix)
- Timeline (immediate vs short-term vs ongoing)
Related Skills
- seo-strategy: Workflow order, prioritization, when to invest in SEO
- google-search-console: Performance, indexing, Core Web Vitals data
- site-crawlability: Redirect chains, broken links, crawl budget
- indexing: Indexing issues, noindex, Search Console
- core-web-vitals: LCP, INP, CLS optimization