Caching

DevOps & Security

caching

Caching is an Agent Skill for devops & security published in the a5c-ai/babysitter repository on GitHub: a SKILL.md instruction file an AI agent can load to do this task.

HTTP caching, service workers, cache invalidation, and CDN configuration.

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How to use this skill

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Prompt to paste

Inspect the Agent Skill at https://github.com/a5c-ai/babysitter/blob/HEAD/library/specializations/web-development/skills/caching/SKILL.md and all supporting files. Report provenance, permissions, scripts, dependencies, and security risks. Propose an exact installation into .agents/skills/caching, but wait for my approval before writing files or running scripts.

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Caching Skill

Expert assistance for caching strategies.

Capabilities

Configure HTTP caching
Implement service workers
Set up CDN caching
Handle cache invalidation
Design caching architecture

HTTP Cache Headers

// Immutable assets
headers['Cache-Control'] = 'public, max-age=31536000, immutable';

// Dynamic content
headers['Cache-Control'] = 'private, no-cache, must-revalidate';

// Stale-while-revalidate
headers['Cache-Control'] = 'public, max-age=60, stale-while-revalidate=300';

Service Worker

self.addEventListener('fetch', (event) => {
  event.respondWith(
    caches.match(event.request).then((response) => {
      return response || fetch(event.request);
    })
  );
});

Target Processes

caching-strategy
performance-optimization
pwa-development