Backend

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m13-domain-erroractionbook2.9KUse when designing domain error handling. Keywords: domain error, error categorization, recovery strategy, retry, fallback, domain error hierarchy, user-facing vs internal errors, error code design, circuit breaker, graceful degradation, resilience, error context, backoff, retry with backoff, error recovery, transient vs permanent error, 领域错误, 错误分类, 恢复策略, 重试, 熔断器, 优雅降级 ima-sdk-client-sidegoogle2.9KSupports Interactive Media Ads (IMA) SDK. Use this skill for client-side ad insertion when you are requesting video ads for websites, apps, TVs or other platforms using VAST or VMAP. Do not use for Dynamic Ad Insertion (DAI), SSAI, or SGAI.google-drivemembranedev2.9KGoogle Drive integration. Manage Drives, Users, Permissions. Use when the user wants to interact with Google Drive data.sender-profile-architectsentdm2.9KDesigns Sent Sender Profile architecture for multi-tenant, multi-brand, and multi-channel systems. Use for API-key scoping, x-profile-id, isolation, inheritance, sharing, billing, WABA, 10DLC campaigns, webhooks, or tenant offboarding.waba-embedded-signupsentdm2.9KGuides WhatsApp Business Account onboarding through Sent, separating dashboard Embedded Signup, organization WABA inheritance, and direct child-profile credentials. Use for WABA connection, Meta signup, profile creation, access-token handling, phone number mapping, completion callbacks, or WhatsApp onboarding failures.sent-contactssentdm2.9KLists, finds, inspects, bulk-creates, summarizes, or deletes Sent contacts with the Sent MCP tools. Use when a user asks to search contacts, get a contact by ID, import or deduplicate a contact list, review a contact's messaging summary, remove a contact, or manage direct contact records. Requires confirmation gates for creates and deletes.sent-messagingsentdm2.9KSends SMS, WhatsApp, or RCS messages through Sent and retrieves individual message status and activity history with the Sent MCP tools. Use when a user asks to send or preview a message, check a message ID, confirm delivery status, inspect lifecycle events, investigate a timed-out or ambiguous send, or retry safely. Use messaging-performance-analyzer for aggregate delivery diagnosis.sent-templatessentdm2.9KLists, finds by name or ID, inspects, or deletes existing Sent templates with the Sent MCP tools. Use when a user asks to browse templates, find an approved template, check template language, channel, category, or status, retrieve a template record, or delete a template. Use waba-template-author to write WhatsApp content and template-builder-ui to design template interfaces.dotnet-webapidotnet2.8KGuides creation and modification of ASP.NET Core Web API endpoints with correct HTTP semantics, OpenAPI metadata, and error handling. USE FOR: adding new API endpoints (controllers or minimal APIs), wiring up OpenAPI/Swagger, creating .http test files, setting up global error handling middleware. DO NOT USE FOR: general C# coding style, EF Core data access or query optimization (use optimizing-ef-core-queries), frontend/Blazor work, gRPC services, or SignalR hubs.convex-cron-jobswaynesutton2.8KSchedules work in Convex: cron jobs in convex/crons.ts, one off scheduled functions with runAfter and runAt, batching large jobs, and cancelling or inspecting the queue. Use when something needs to run on a timer, later, or in the background, or when a cron is not firing.auth0auth02.8KUse when adding, fixing, or improving how an app authenticates users or protects an API, or when using or configuring any Auth0 feature — signing users in and out, sessions and tokens, guarding routes and endpoints, MFA, SSO, Organizations, RBAC, custom domains, Universal Portals for hosted account and organization self-service, or Universal Login branding. Also use to audit a tenant's health, security, and plan fit (CheckMate), to debug why an auth flow fails, to migrate from another auth provi agentmailagentmail-to2.8KBuild with the AgentMail TypeScript or Python SDK for inbox, message, thread, draft, attachment, domain, allow/block list, pod, webhook, and WebSocket workflows, including programmatic agent sign-up, domain/DNS administration, and deliverability triage (bounces, spam, blocked mail). Use when implementing or reviewing AgentMail API code; do not use for direct mailbox operations, CLI usage, MCP setup, or framework-toolkit integration.ima-dai-sdkgoogle2.8KIntegrates the Google Interactive Media Ads (IMA) Dynamic Ad Insertion (DAI) SDK into websites, web apps, mobile apps, or TV apps. Use when: - A video player needs to load and play HLS or DASH streams in web apps, Android apps, iOS apps, tvOS apps, Cast (CAF) receivers, or Roku channels. - The app needs to make use of a Google DAI livestream event asset key, or content source CMS ID, video ID for video on demand. Don't use this skill to load and play a VAST or VMAP URL.trigger-taskstriggerdotdev2.8KCovers writing backend Trigger.dev tasks with @trigger.dev/sdk: defining task() and schemaTask(), the run function and its ctx, retries, waits, queues and concurrency, idempotency keys, run metadata, logging, triggering other tasks (and the Result shape), scheduled/cron tasks, and the essentials of trigger.config.ts. Load this whenever you are authoring or editing code inside a /trigger directory, defining a task, or writing backend code that triggers tasks. Realtime/React hooks and AI chat are convex-http-actionswaynesutton2.8KAdds HTTP endpoints in convex/http.ts: webhook receivers with signature checks, REST style routes, CORS, auth headers, streaming responses, and file uploads over HTTP. Use when integrating Stripe, Clerk, Resend, or any service that calls back into the app, or when a client needs a plain HTTP API.domain-webactionbook2.8KUse when building web services. Keywords: web server, HTTP, REST API, GraphQL, WebSocket, axum, actix, warp, rocket, tower, hyper, reqwest, middleware, router, handler, extractor, state management, authentication, authorization, JWT, session, cookie, CORS, rate limiting, web 开发, HTTP 服务, API 设计, 中间件, 路由 arize-ai-provider-integrationarize-ai2.7KCreates, reads, updates, and deletes Arize AI integrations that store LLM provider credentials used by evaluators and other Arize features. Supports any LLM provider (e.g. OpenAI, Anthropic, Azure OpenAI, AWS Bedrock, Vertex AI, Gemini, NVIDIA NIM, Fireworks AI, Together AI). Use when the user mentions AI integration, LLM provider credentials, create integration, list integrations, update credentials, delete integration, or connecting an LLM provider to Arize.sent-webhook-engineersentdm2.7KBuilds and debugs Sent v3 webhook receivers end to end — endpoint registration, HMAC signature verification, replay rejection, event dedupe, retry and auto-disable behavior, secret rotation, and delivery-log triage. Use when handling Sent webhook events, verifying x-webhook-signature, fixing 401 or signature-mismatch failures, recovering a disabled endpoint, choosing event_types or event_filters, rotating a signing secret, or interpreting the webhook delivery log.migrate-to-sentsentdm2.7KPlans and executes a migration from Twilio, Sinch, Infobip, Vonage, or MessageBird/Bird to Sent v3 — mapping send calls, status vocabularies, webhook signature schemes, opt-out stores, templates, and tenancy models, then cutting over safely with dual-run and rollback. Use when replacing an incumbent CPaaS provider, translating provider code or webhook handlers to Sent, or planning a phased cutover and its verification gates.sent-integration-startersentdm2.7KStands up a production-ready Sent v3 integration in an existing codebase — SDK selection and client construction, x-api-key configuration, idempotent sends, retry and rate-limit handling, the 46-code error catalog, sandbox verification, and a verified webhook receiver. Use when adding Sent to an app for the first time, choosing an SDK or framework wiring, handling 429 or 409 responses, deciding what to log, or hardening an integration before launch.sent-routing-strategistsentdm2.7KDecides how a Sent message should reach the recipient — automatic routing versus a pinned channel, what the channel array actually does, how fallback and reroute work, and why a message ended as FAILED, FILTERED, BLOCKED, or channel "auto". Use when choosing the channel field, expecting WhatsApp-to-SMS fallback, debugging an unexpected route or duplicate charges from multiple channels, or interpreting message status and activity evidence.sent-two-way-messagingsentdm2.7KDesigns inbound and conversational Sent flows — opt-out and opt-in keyword handling, consent state on contacts, auto-replies inside the WhatsApp 24-hour window, RCS STOP chips, conversation history retrieval, and per-channel inbound capability. Use when handling message.received events, implementing STOP or HELP behavior, restoring consent after an opt-out, building a support inbox or chatbot on Sent, or paginating conversation history.sent-profile-provisioningsentdm2.7KExecutes the Sent Sender Profile lifecycle over the API — creating profiles with the right inheritance, sharing, billing, and WhatsApp options, driving profile completion and its callback, managing 10DLC campaigns per profile, and administering users and roles. Use when calling POST /v3/profiles, handling a completion callback or unclear profile status, choosing inherit or dedicated resources, wiring per-tenant onboarding, or inviting and role-managing users.byok-custom-modelstarchild-ai-agent2.7KRegister a custom LLM endpoint with your own API key for chat in Starchild. Use when adding a personal Anthropic, OpenAI, Grok, Qwen, DeepSeek, Meta (Muse Spark), NEAR AI, or Venice key as a chat model (e.g. add my Claude key, register DeepSeek, use Muse Spark 1.1).netlify-functionsnetlify2.7KWrite, configure, and deploy Netlify serverless functions in TypeScript, JavaScript, or Go. Use this when adding an API endpoint or backend route, adding a contact form handler, wiring auth or Identity signup/login hooks, building streaming or AI-proxy responses, scheduling cron jobs, running long background jobs (batch processing/scraping), reacting to deploy or form events, setting up rate limiting or region/memory config, or reading environment variables and secrets inside a function. Covers workosworkos2.7KUse when the user asks for a WorkOS docs URL, term, or dashboard field (Sign-in endpoint, initiate_login_uri, Redirect URI, `WORKOS_*` env vars), or is implementing, debugging, or migrating WorkOS — AuthKit, SSO/SAML, Directory Sync, RBAC, FGA, MFA, Vault, Audit Logs, Admin Portal, Pipes (Connected Apps), Feature Flags, Radar (bot/fraud detection), webhooks, Custom Domains, running the `workos` CLI in agent or sandbox sessions (`WORKOS_MODE`, `workos doctor`), or migrating from Auth0, Clerk, Cog senior-backenddavila72.7KComprehensive backend development skill for building scalable backend systems using NodeJS, Express, Go, Python, Postgres, GraphQL, REST APIs. Includes API scaffolding, database optimization, security implementation, and performance tuning. Use when designing APIs, optimizing database queries, implementing business logic, handling authentication/authorization, or reviewing backend code.aiconfig-targetinglaunchdarkly2.6KDEPRECATED redirect — this skill was renamed to configs-targeting. Do not use this skill; invoke configs-targeting instead. Kept only so old references to aiconfig-targeting still point users to the new name.agentic-walletcoinbase2.6KCrypto wallet operations via the awal CLI — sign in, check balances, send USDC/ETH/POL/SOL, trade tokens, fund the wallet, and use the x402 payment protocol to discover paid services, pay for API calls, monetize an API, or query onchain data. Use whenever the user mentions signing in, login, authentication, wallet status, balance, address, sending money, paying someone, transferring tokens, ENS names, swapping/trading/converting tokens, funding/topping up/onramp, USDC, ETH, POL, SOL, the x402 ba nestjs-expertsickn332.6KYou are an expert in Nest.js with deep knowledge of enterprise-grade Node.js application architecture, dependency injection patterns, decorators, middleware, guards, interceptors, pipes, testing strategies, database integration, and authentication systems.netlify-edge-functionsnetlify2.6KWrite and configure Netlify Edge Functions — TypeScript/JavaScript handlers running in a Deno runtime at the network edge. Use when adding auth middleware or auth redirects, geolocation or localization logic, A/B testing or personalization, request/response transforms (rewrites/redirects), or edge SSR to a Netlify site. Triggers on tasks like "add an edge function", "auth check at the edge", "redirect visitors by country", "A/B test with cookies", "rewrite requests", "personalize by geo", or "ca netlify-ai-gatewaynetlify2.6KUse Netlify AI Gateway to call OpenAI, Anthropic Claude, Google Gemini, TypeSafe (Jev), or OpenRouter-hosted models (xAI/DeepSeek/Meta/Mistral/Qwen) from Netlify Functions or Edge Functions without managing provider accounts or API keys. Reach for this when adding an AI feature to a Netlify app — a chatbot, text summarizer, image generator, joke/content generator, form-submission routing or analysis, or any LLM call — or when wiring the OpenAI/Anthropic/Gemini/TypeSafe/OpenRouter SDK into a Netl experience-lds-data-requirements-generateforcedotcom2.5KUse when a Lightning Web Component data need is described in ambiguous natural language — turn \"get contact info\" or \"show account data\" into a clear, PRD-ready data-requirements spec. TRIGGER when the user says \"define data requirements for this LWC\", \"turn this PRD data section into validated object/field names\", \"recommend GraphQL vs UIAPI for this data need\", \"validate these Salesforce API names\", or \"spec out the LDS adapter for this component\", or references LWC bundle files netlify-identitynetlify2.5KAdd user authentication to a Netlify site with @netlify/identity — signup/login/logout, Google/GitHub/GitLab/Bitbucket OAuth, server-side getUser() checks, role-based access control, and Identity event functions. Use it when a task involves adding a login or signup form, gating content to members or roles, "auth middleware" or verifying users in Netlify Functions or Edge Functions, handling OAuth or email-confirmation callbacks, assigning roles at signup, or customizing Identity emails. For lock microsoft-outlookmembranedev2.5KMicrosoft Outlook integration. Manage communication data, records, and workflows. Use when the user wants to interact with Microsoft Outlook data.replicatenexu-io2.5KDiscover, compare, and run AI models using Replicate's API. Strong fit for image, audio, and video generation pipelines that swap models frequently.apollo-serverapollographql2.5KGuide for building GraphQL servers with Apollo Server 5.x. Use this skill when: (1) setting up a new Apollo Server project, (2) writing resolvers or defining GraphQL schemas, (3) implementing authentication or authorization, (4) creating plugins or custom data sources, (5) troubleshooting Apollo Server errors or performance issues.chatgpt-codex-onboardingstarchild-ai-agent2.5KConnect a ChatGPT or Codex subscription via OAuth device-code login. Use when the user wants to sign in with their ChatGPT Plus, Pro, or Team account (e.g. "use my Codex subscription", "log in with ChatGPT").dotnet-aot-compatdotnet2.5KMake .NET projects compatible with Native AOT and trimming by systematically resolving IL trim/AOT analyzer warnings. USE FOR: making projects AOT-compatible, fixing trimming warnings, resolving IL warnings (IL2026, IL2070, IL2067, IL2072, IL3050), adding DynamicallyAccessedMembers annotations, enabling IsAotCompatible. DO NOT USE FOR: publishing native AOT binaries, optimizing binary size, replacing reflection-heavy libraries with alternatives. INVOKES: no tools — pure knowledge skill.agentwalletframes-engineering2.5KWallets for AI agents with x402 and MPP payment signing, referral rewards, and policy-controlled actions.registryframes-engineering2.5KPay-per-call API gateway for AI agents. 10 services available via x402 — no API keys, no subscriptions.popbillnomadamas2.5K팝빌 전자세금계산서·전자명세서·현금영수증·문자·카카오톡·팩스·휴폐업/기업정보·계좌조회·홈택스 수집을 테스트/운영 환경에서 안전하게 호출한다. 돌쇠에서는 공식 표면을 통한 후속 액션까지 진행한다.trigger-setuptriggerdotdev2.5KBootstrap Trigger.dev into an existing project from scratch: authenticate the CLI, install @trigger.dev/sdk and @trigger.dev/build, write trigger.config.ts with the project ref and task dirs, scaffold a /trigger directory with a first task, wire tsconfig and .gitignore, set TRIGGER_SECRET_KEY, and run the dev server. Load this when a project has no trigger.config.ts yet and the user asks to "add Trigger.dev", "set up Trigger.dev", "initialize Trigger.dev", or get a first task running, including migrate-to-parallelparallel-web2.5KMigrate Exa, Tavily, Perplexity, or Firecrawl web-data integrations completely to the appropriate Parallel products while preserving application behavior. Use when replacing these providers' SDKs or REST calls, dependencies, environment variables, request parameters, response parsing, model tools, search-plus-scrape paths, full-content or answer-synthesis paths, tests, and documentation; separating unsupported research-index, crawl, browser, file-parse, monitor, or other non-search capabilities;cudaq-guidenvidia2.4KUse for CUDA-Q setup, simulation targets, QPU access, and @cudaq.kernel authoring guidance.domain-iotactionbook2.4KUse when building IoT apps. Keywords: IoT, Internet of Things, sensor, MQTT, device, edge computing, telemetry, actuator, smart home, gateway, protocol, 物联网, 传感器, 边缘计算, 智能家居 ethskillsaustintgriffith2.4KUse when a request involves Ethereum, the EVM, or blockchain systems. Applies to building, auditing, deploying, or interacting with smart contracts, dApps, wallets, or DeFi protocols. Covers Solidity development, contract addresses, token standards (ERC-20, ERC-721, ERC-4626, etc.), Layer 2 networks (Base, Arbitrum, Optimism, zkSync, Polygon), and integrations with DeFi protocols such as Uniswap, Aave, and Curve. Includes topics such as gas costs, contract decimals, oracle safety, reentrancy, ME flags-sdkvercel2.4KSet up and use feature flags and A/B tests with the Flags SDK (`flags` npm package) and Vercel Flags. Use when installing or configuring the SDK, adding a new or existing flag, wiring `vercelAdapter` (OIDC or SDK keys), declaring flags with `flag()`, using the `vercel flags` CLI (create, inspect, list, enable, disable, set, update, split, rollout, rules, segments, use-targeting, evaluations, versions, open, archive, unarchive, rm, sdk-keys, override, prepare), setting up providers/adapters (Verc spectrumphoton-hq2.4KBuild or review messaging agents with Photon Spectrum (`spectrum-ts`). Use for Spectrum setup, messages and content, spaces and users, provider capabilities, iMessage/WhatsApp/Terminal integrations, custom platforms, lifecycle, or production message-processing architecture.dotnet-pinvokedotnet2.4KCorrectly call native (C/C++) libraries from .NET using P/Invoke and LibraryImport. Covers function signatures, string marshalling, memory lifetime, SafeHandle, and cross-platform patterns. USE FOR: writing new P/Invoke or LibraryImport declarations, reviewing or debugging existing native interop code, wrapping a C or C++ library for use in .NET, diagnosing crashes, memory leaks, or corruption at the managed/native boundary. DO NOT USE FOR: COM interop, C++/CLI mixed-mode assemblies, or pure man