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cdn-setup

CDN decision guide: provider selection, cache strategies, invalidation, edge security, performance. Use for: cdn, cloudflare, cloudfront, cache-control, edge, image optimization, purge.

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SebastianLuser/claude-code-arcane3 stars(GitHub 3 + cccskills 0)

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Files included (4)

  • SKILL.md1.5 KB
  • references/cache-strategy-and-invalidation.md1.3 KB
  • references/provider-setup-and-troubleshooting.md3.4 KB
  • references/security-and-anti-patterns.md1.0 KB

SKILL.md (original)

Review the instructions the agent will receive before you install.

cdn-setup — Decision Guide

Goal: cache hit >90% on assets, TTFB <100ms in target regions.

Provider Decision

ProviderBest ForKey Strength
CloudflareDefaultLatAm PoPs, free tier, Workers, R2, WAF included
CloudFrontAWS stacksS3 + Lambda@Edge integration
GCP Cloud CDNGCP stacksGCS + LB integration, IAM
FastlyStrict SLA mediaVCL control, instant purge

Monitoring

MetricTarget
Cache hit (assets)>90%
Cache hit (API)>70%
p95 TTFB<100ms
Edge 5xx<0.1%

→ Read references/cache-strategy-and-invalidation.md for TTL table, invalidation approaches, and cache key hygiene

→ Read references/security-and-anti-patterns.md for edge security, performance checklist, and anti-patterns

→ Read references/provider-setup-and-troubleshooting.md for CloudFront (OAC, cache and origin request policies, Functions, invalidation) and Cloudflare (proxied DNS, Full strict, Cache Rules, purge, origin lock) step by step, origin cache headers per stack, and how to debug a cache miss from the response headers

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