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Full-stack Microsoft Entra ID authentication for React SPAs with Cloudflare Workers backend validation. \n \n Authorization Code Flow + PKCE with MSAL.js 5.0.2 on frontend; jose library for JWT validation in Workers (MSAL.js incompatible with Workers runtime) \n Covers 8 documented error scenarios including AADSTS50058 silent sign-in loops, AADSTS700084 refresh token expiry, React Router redirect issues, and Safari/iOS 18 cookie limitations \n Single-tenant and multi-tenant configuration pattern

Category: provider

Store, transform, and deliver images at scale with Cloudflare Images API and URL-based transformations. \n \n Upload images via API, direct creator URLs, or external sources; serve via imagedelivery.net with optional signed URLs for private access \n Transform any image on-the-fly using /cdn-cgi/image/ parameters (resize, crop, quality, format auto-detection) or Workers cf.image object \n Create up to 100 named variants for common transformations; use flexible variants for dynamic parameters (in

Headless Chrome automation on Cloudflare Workers with Puppeteer and Playwright. \n \n Supports both Puppeteer (v1.0.4) and Playwright (v1.1.0) for screenshots, PDFs, web scraping, and browser automation on Cloudflare's global network \n Session reuse and browser context isolation for performance optimization; multiple tabs within a single browser to reduce concurrency usage \n Includes 8 documented issue preventions covering XPath workarounds, binding configuration, timeouts, concurrency limits,

Async message queues for background processing with automatic retries, batching, and dead letter queue support. \n \n Supports producer and consumer patterns with configurable batching (1-100 messages), timeouts (0-60s), and retry policies (0-100 retries) across 10,000 queues per account \n Handles non-idempotent operations safely through explicit message acknowledgement; prevents duplicate writes and data loss with dead letter queue configuration \n Processes up to 5,000 messages/second per que

Bot protection with Turnstile CAPTCHA alternative for forms, login, and signup flows. \n \n Supports implicit (auto-render) and explicit (programmatic) rendering modes, plus React integration via @marsidev/react-turnstile \n Mandatory server-side validation via Siteverify API; tokens expire in 5 minutes and are single-use only \n Prevents 15 documented issues including CSP blocking, Safari Hide IP failures, Chrome/Edge first-load errors, token reuse bugs, and Jest incompatibility \n Includes tes

Global key-value storage at Cloudflare's edge with sub-5ms latency and eventual consistency. \n \n Supports reads, writes, bulk operations, metadata storage, TTL expiration, and pagination across 1,000+ namespaces per account \n Enforces 1 write per second per key (use retry logic for rate limits) and eventual consistency within ~60 seconds across regions \n Offers cacheTtl for edge caching (minimum 60s), metadata optimization to avoid extra reads, and hot/cold key performance patterns (6-8ms vs

Generate images using Qwen models via Alibaba DashScope SDK with normalized request/response mapping. \n \n Supports four Qwen image generation models: qwen-image , qwen-image-plus , qwen-image-max , and versioned snapshots with consistent image.generate interface \n Normalized request parameters include prompt, negative_prompt, size (WxH format), optional style, seed, and reference_image for reproducibility and conditional generation \n Requires DASHSCOPE_API_KEY environment variable or credent

Secure secret storage, retrieval, and rotation using AWS SDK for Java 2.x. \n \n Covers core operations: creating, retrieving, updating, and deleting secrets with version management and automatic rotation support \n Includes SecretCache for production performance optimization with configurable TTL and size limits \n Provides Spring Boot integration patterns including bean configuration, service layers, and database credential management \n Supports JSON-structured secrets for complex credentials

This skill provides setup guidance for working with AWS CDK (Cloud Development Kit) projects using Python.