Caching

This skill provides comprehensive knowledge for integrating Clerk authentication in React, Next.js, and Cloudflare Workers applications. It should be used when setting up user authentication, implementing protected routes, verifying JWT tokens, creating custom JWT templates with user metadata and organization claims, configuring Clerk middleware, integrating with shadcn/ui components, testing authentication flows, or troubleshooting Clerk authentication errors.Use when: adding Clerk to React/Vite projects, setting up Clerk in Next.js App Router, implementing Clerk authentication in Cloudflare Workers, configuring clerkMiddleware for route protection, creating custom JWT templates with shortcodes (user.id, user.email, user.public_metadata.role), accessing session claims for RBAC, integrating with Supabase/Grafbase, verifying tokens with @clerk/backend, integrating Clerk with Hono, using Clerk shadcn/ui components, writing E2E tests with Playwright, generating test session tokens, using test email addresses a

Run and debug a WebF app specifically in WebF Go (desktop/iOS/Android): load dev URLs, connect via devtools://, collect WEBF_NATIVE_LOG logs, clear WebF Go cache, and handle WebF Go limitations. Use when the user explicitly mentions WebF Go, devtools://, WEBF_NATIVE_LOG, the WebF Go debug button, or WebF Go settings (Clear Cache).

Skip work when outcomes won't change. Detect unchanged content, existing resources, and cached outputs to prevent unnecessary PRs, builds, and processing cycles.

Message broker setup patterns (Redis, RabbitMQ, SQS) for Celery including connection strings, SSL configuration, high availability, and production best practices. Use when configuring message brokers, setting up Redis/RabbitMQ/SQS, troubleshooting broker connections, implementing HA/failover, securing broker communications with SSL, or when user mentions broker setup, connection issues, sentinel, quorum queues, or AWS SQS integration.

Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication framework. Features include email/password authentication with verification, OAuth providers (Google, GitHub, Discord, etc.), two-factor authentication (TOTP, SMS), passkeys/WebAuthn support, session management, role-based access control (RBAC), rate limiting, and database adapters. Use when adding authentication to applications, implementing OAuth flows, setting up 2FA/MFA, managing user sessions, configuring authorization rules, or building secure authentication systems for web applications.

Complete knowledge domain for Cloudflare R2 - S3-compatible object storage on Cloudflare's edge network.Use when: creating R2 buckets, uploading files to R2, downloading objects, configuring R2 bindings,setting up CORS, generating presigned URLs, multipart uploads, storing images/assets, managing objectmetadata, or encountering "R2_ERROR", CORS errors, presigned URL failures, multipart upload issues,or storage quota errors.Keywords: r2, r2 storage, cloudflare r2, r2 bucket, r2 upload, r2 download, r2 binding, object storage,s3 compatible, r2 cors, presigned urls, multipart upload, r2 api, r2 workers, file upload, asset storage,R2_ERROR, R2Bucket, r2 metadata, custom metadata, http metadata, content-type, cache-control,aws4fetch, s3 client, bulk delete, r2 list, storage class

Complete workflow to refresh the entire media stack after changes - cleanup Real-Debrid, restart Zurg/Rclone mounts, clear caches, verify mount health, and trigger Jellyfin library scan. Use this after deleting torrents, when mount shows stale data, after configuration changes, or when content doesn't sync between RD and Jellyfin.

Create and optimize Dockerfiles with BuildKit, multi-stage builds, advanced caching, and security. Use when: (1) Creating new Dockerfile, (2) Optimizing existing Dockerfile, (3) Reducing image size, (4) Improving security, (5) Using Python with uv, (6) Resolving cache or slow build issues, (7) Setting up CI/CD builds

Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication framework. Features include email/password authentication with verification, OAuth providers (Google, GitHub, Discord, etc.), two-factor authentication (TOTP, SMS), passkeys/WebAuthn support, session management, role-based access control (RBAC), rate limiting, and database adapters. Use when adding authentication to applications, implementing OAuth flows, setting up 2FA/MFA, managing user sessions, configuring authorization rules, or building secure authentication systems for web applications.

This skill provides comprehensive knowledge for integrating Vercel KV (Redis-compatible key-value storage powered by Upstash) into Vercel applications. It should be used when setting up Vercel KV for Next.js applications, implementing caching patterns, managing sessions, or handling rate limiting in edge and serverless functions.Use this skill when:- Setting up Vercel KV for Next.js applications- Implementing caching strategies (page cache, API cache, data cache)- Managing user sessions or authentication tokens in serverless environments- Building rate limiting for APIs or features- Storing temporary data with TTL (time-to-live)- Migrating from Cloudflare KV to Vercel KV- Encountering errors like "KV_REST_API_URL not set", "rate limit exceeded", or "JSON serialization errors"- Need Redis-compatible API with strong consistency (vs eventual consistency)Keywords: vercel kv, @vercel/kv, vercel redis, upstash vercel, kv vercel, redis vercel edge, key-value vercel, vercel cache, vercel sessions, vercel

Manages global state with Redux Toolkit's createSlice, createAsyncThunk, and RTK Query for data fetching and caching. Use when building large-scale applications, implementing predictable state management, or when user mentions Redux, RTK, or Redux Toolkit.

Design and implement end-to-end type-safe APIs using tRPC with proper router organization, procedure definitions, input validation with Zod schemas, context management, and middleware. Use this skill when creating or modifying tRPC router files like server/routers/*.ts, src/server/api/routers/*.ts, *.router.ts, or any files containing tRPC procedure definitions, queries, and mutations. Use this when defining tRPC routers with .query() for read operations and .mutation() for write operations, implementing input validation using Zod schemas with .input(z.object({...})) for type-safe runtime validation of all procedure parameters, creating and organizing reusable sub-routers by feature or domain (user router, post router, comment router) and composing them into a main app router using mergeRouters or router nesting, setting up tRPC context in createContext functions to provide request-scoped data like user sessions, database connections, or authentication state to all procedures, implementing tRPC middleware wit

Git-powered state awareness - track file changes, session context, decisions, and work history. Query what happened in previous sessions and during current session. Auto-activates for state queries and before duplicating work.

SUPERSEDED by persistent-cache-gap-filling (v2.8.0). Cache data during symbol selection for instant repeat runs.

Teach cache lifecycle APIs in Next.js 16 - cacheLife(), cacheTag(), updateTag(), refresh(), revalidateTag(). Use when managing cache invalidation, setting cache policies, or implementing cache tags.

Complete guide for creating, publishing, and consuming events in the DeLoNET home network's 33GOD agentic developer pipeline. Built on RabbitMQ with strict type safety via Pydantic, async Python (aio-pika), FastAPI, and Redis-backed correlation tracking. This skill is REQUIRED for any work involving the home network event bus.

Auditar a camada de cache Redis reativa (lettuce), garantindo binding de secrets, TTLs e métricas consistentes no Swarm.

This skill provides comprehensive knowledge for TanStack Query v5 (React Query) server state management in React applications. It should be used when setting up data fetching with useQuery, implementing mutations with useMutation, configuring QueryClient, managing caching strategies, migrating from v4 to v5, implementing optimistic updates, using infinite queries, or encountering query/mutation errors.Use when: initializing TanStack Query in React projects, configuring QueryClient settings, creating custom query hooks, implementing mutations with error handling, setting up optimistic updates, using useInfiniteQuery for pagination, migrating from React Query v4 to v5, debugging stale data issues, fixing caching problems, resolving v5 breaking changes, implementing suspense queries, or setting up query devtools.Keywords: TanStack Query, React Query, useQuery, useMutation, useInfiniteQuery, useSuspenseQuery, QueryClient, QueryClientProvider, data fetching, server state, caching, staleTime, gcTime, query inva

Architecture guide for choosing simple, maintainable solutions over complex ones. Use when user asks "should I add [Redis/microservices/cache]?", reviews architecture ("is this over-engineered?"), or evaluates technical approaches. Applies simplicity-first and YAGNI principles with concrete decision frameworks.

Use at the start of a Codex session (especially sandboxed) to run `scripts/codex-sandbox-preflight.sh` and interpret network + writable_roots constraints.