seo

原文涵盖的主题

• SEO
• When to Use
• How It Works
• Principles
• Technical SEO checklist
• Crawlability
• Indexability
• Performance

Improve search visibility through technical correctness, performance, and content relevance, not gimmicks. Use this skill when: auditing crawlability, indexability, canonicals, or redirects improving title tags, meta descriptions, and heading structure adding or validating structured data improving Core Web Vitals doing keyword research and mapping keywords to URLs planning internal linking or sitemap / robots changes 1. Fix technical blockers before content optimization. 2. One page should have one clear primary search intent. 3. Prefer long-term quality signals over manipulative patterns. 4. Mobile-first assumptions matter because indexing is mobile-first. 5. Recommendations should be page-specific and implementable. robots.txt should allow important pages and block low-value surfaces no important page should be unintentionally noindex important pages should be reachable within a shallow click depth avoid redirect chains longer than two hops canonical tags should be self-consistent and non-looping preferred URL format should be consistent multilingual pages need correct hreflang if used sitemaps should reflect the intended public surface no duplicate URLs should compete without c

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