Cloud

Go best practices with modern cloud-native development, performance optimization, and concurrent programming for 2025

Production-tested integration patterns for connecting React frontends to Cloudflare Worker backendswith Hono, Clerk authentication, and D1 databases. Prevents common frontend-backend connection issues,CORS errors, auth token failures, and race conditions.Use when: connecting frontend to backend, implementing auth flow, setting up API calls,troubleshooting CORS, fixing race conditions, auth tokens not passing, frontend-backend connection errors,401 errors, integrating Clerk with Workers, setting up full-stack Cloudflare app, vite cloudflare plugin setup.Prevents: CORS errors, 401 Unauthorized, auth token mismatches, race conditions with auth loading,environment variable confusion, frontend calling wrong endpoints, JWT verification errors, D1 connection issues.Keywords: frontend backend integration, Cloudflare Workers, Hono, Clerk auth, JWT verification, CORS, React API client,race conditions, auth loading, connection issues, full-stack integration, vite plugin, @cloudflare/vite-plugin,D1 database,

Use when encountering gcloud or bq CLI formatting errors, quote escaping issues, command substitution problems, or when debugging CLI commands. Provides solutions for backtick usage, heredoc syntax, timestamp filters, parameter escaping, and multiline command formatting.

AWS infrastructure as code with Terraform and CDK, including VPC design, EKS cluster setup, S3 bucket configuration, RDS databases, DynamoDB tables, Lambda functions, API Gateway, CloudWatch monitoring, IAM policies, security groups, cost optimization, multi-account strategies, CI/CD with CodePipeline, infrastructure testing, disaster recovery, compliance automation, and cloud-native best practices for production workloads.

AWS cloud infrastructure patterns and best practices. Use when designing AWS architectures, creating Lambda functions, configuring S3 buckets, setting up EC2 instances, designing VPCs, or implementing any AWS services.

Secretless authentication to cloud providers using OpenID Connect federation. GCP, Azure, and cloud-agnostic examples with subject claim patterns and trust policies.

Complete guide for Cloudflare Email Routing covering both Email Workers (receiving emails) and Send Email bindings (sending emails from Workers).Use when: setting up email routing, creating email workers, processing incoming emails, sending emails from Workers, implementing email allowlists/blocklists, forwarding emails with custom logic, replying to emails automatically, parsing email content, configuring MX records for email, troubleshooting email delivery issues, or encountering email worker errors.Prevents 8 documented issues: "Email Trigger not available" errors, destination address verification bugs, Gmail rate limiting, SPF permerror issues, worker call failures, test event loading issues, activity log discrepancies, and limited debugging on free plans.Keywords: Cloudflare Email Routing, Email Workers, send email, receive email, email forwarding, email allowlist, email blocklist, postal-mime, mimetext, cloudflare:email, EmailMessage, ForwardableEmailMessage, EmailEvent, MX records, SPF, DKIM, ema

Validate compliance with regional data privacy laws (GDPR, CCPA, PIPEDA), accessibility requirements, age-appropriate content regulations, and copyright laws by jurisdiction. Use when ensuring legal compliance across regions. Activates on "GDPR", "data privacy", "regional compliance", or "legal requirements".

Store ClickHouse Cloud credentials in Doppler + 1Password for gapless-crypto-clickhouse. Use when setting up new services, rotating credentials, or backing up authentication material. Covers API keys, connection details, and database password storage.

Build stateful serverless applications using Cloudflare Workers and Durable Objects. Use when creating real-time collaborative apps, chat systems, multiplayer games, WebSocket servers, rate limiters, or any application requiring coordination between clients, persistent state, or scheduled tasks with Cloudflare's edge computing platform.

Create and manage Azure Test Plans including test cases, suites, and execution. Use when setting up test plans or managing QA processes.

Backend AI functionality with Vercel AI SDK v5 - text generation, structured output with Zod,tool calling, and agents. Multi-provider support for OpenAI, Anthropic, Google, and Cloudflare Workers AI.Use when: implementing server-side AI features, generating text/chat completions, creating structuredAI outputs with Zod schemas, building AI agents with tools, streaming AI responses, integratingOpenAI/Anthropic/Google/Cloudflare providers, or encountering AI SDK errors like AI_APICallError,AI_NoObjectGeneratedError, streaming failures, or worker startup limits.Keywords: ai sdk core, vercel ai sdk, generateText, streamText, generateObject, streamObject,ai sdk node, ai sdk server, zod ai schema, ai tools calling, ai agent class, openai sdk, anthropic sdk,google gemini sdk, workers-ai-provider, ai streaming backend, multi-provider ai, ai sdk errors,AI_APICallError, AI_NoObjectGeneratedError, streamText fails, worker startup limit ai

Flow Nexus coding challenges and gamification. Use for browsing challenges, submitting solutions, tracking achievements, and competing on leaderboards.

Use when exporting BigQuery data to Cloud Storage, extracting tables to CSV, JSON, Avro, or Parquet formats, or using EXPORT DATA statements. Covers bq extract command, format options, compression, and wildcard exports.

Build reusable Terraform modules for AWS, Azure, and GCP infrastructure following infrastructure-as-code best practices. Use when creating infrastructure modules, standardizing cloud provisioning, or implementing reusable IaC components.

Enhance professional and technical text with grammar correction, clarity improvements, and factual verification. Triggers on "enhance" or "polish" commands. Integrates with AWS Documentation and Obsidian to verify technical accuracy and find relevant context. Preserves author's authentic style while improving readability and impact.

Manages file storage with AWS S3 using the JavaScript SDK v3. Use when uploading files, generating presigned URLs, managing buckets, or implementing cloud storage in Node.js applications.

Expert web designer for responsive, mobile-first websites. Specializes in landing pages using Astro, Tailwind CSS, and Cloudflare Pages. Enforces design consistency through style guides, semantic HTML, and accessibility. Prioritizes data-driven content patterns to minimize hardcoding. Trigger when working on website projects, landing pages, web components, or design system implementation.

Senior Go developer for concurrent, cloud-native systems. Use for Go 1.21+ with goroutines, channels, gRPC, and performance optimization.

Debugging patterns for Cloudflare Workers. Activates when troubleshooting errors, checking logs, or investigating production issues.