Results for “pattern”

Provides expert patterns for Plaid API integration, covering Link token flows, transactions sync, identity verification, ACH Auth, balance checks, webhook handling, and fintech compliance best practices.

Integrate with external APIs using REST clients, webhook consumers, SDK wrappers, and polling patterns with proper authentication, error handling, and retry logic. Use when the user requests api integration or provides relevant inputs for this workflow.

Access Expo's official library of ~70 integration examples to find canonical patterns for adding third-party services like Stripe, Clerk, Supabase, and maps to your Expo app.

Designs incremental migration strategies, identifies service boundaries, produces dependency maps and migration roadmaps, and generates API facade designs for aging codebases.

Guides the design and review of Salesforce Platform Cache usage in Apex, covering org versus session cache, cache-aside patterns, invalidation, and safe key design.

Expert patterns for Plaid API integration including Link token flows, transactions sync, identity verification, Auth for ACH, balance checks, webhook handling, and fintech compliance best practices. Use when: plaid, bank account linking, bank connection, ach, account aggregation.

Rapidly classify malware samples against known family signatures using YARA rules, covering rule writing, scanning, and integration with analysis pipelines.

Writes Apex that calls Field Service Lightning scheduling APIs to book, schedule, grade, or optimize service appointments programmatically, including transaction-splitting patterns to avoid callout-DML conflicts.

ZeroMQ notifications from Bitcoin Core: rawblock, rawtx, hashblock, hashtx, sequence. Subscribe over TCP/IPC, integration patterns for Electrs, BTCPay, Lightning nodes. USE WHEN: building real-time integrations with bitcoind, monitoring mempool sequence, integrating LN nodes.

Guides Salesforce Flow builders through the Flow Core Actions for Slack catalog, covering prerequisites, common patterns, and troubleshooting for sending messages and managing channels.

Points developers to the canonical WordPress Presence API sources and explains its ephemeral-table-plus-TTL architectural pattern, so they avoid inventing postmeta-based presence implementations.

Design RESTful and GraphQL APIs following current best practices for naming, versioning, error shapes, and auth patterns. Use when the user says "design an API", "create endpoints", "structure my API responses", "plan API architecture", "REST vs GraphQL", or "API contract".

Detects PII in unstructured data including emails, documents, images, and logs using NER-based detection with spaCy and Microsoft Presidio, regex patterns, OCR integration, and confidence scoring. Keywords: PII detection, unstructured data, NER, spaCy, Presidio, OCR, regex, email scanning, document scanning.

API service-layer patterns — axios/fetch client with interceptors, domain-scoped service objects (UserService, ProductService), auth-token refresh, request cancellation, and error normalisation. Use when adding or reviewing HTTP call sites, organising services under api/ or services/, or centralising cross-cutting request concerns.

Async data-fetching patterns — Fetch vs Axios, service-layer organisation, AbortController cancellation, and integration with Redux Toolkit's createAsyncThunk for pending/fulfilled/rejected state transitions. Use when writing or reviewing HTTP call sites, standardising loading/error handling, or wiring request cancellation in effects.

Bluetooth Low Energy (BLE) integration for Zephyr RTOS. Covers GATT Services/Characteristics, GAP advertising, connection parameters, power optimization strategies, and the professional Send-When-Idle design pattern. Trigger when adding BLE connectivity, optimizing battery life for wireless devices, or implementing custom GATT profiles.

Implements concurrent Go patterns using goroutines and channels, designs and builds microservices with gRPC or REST, optimizes Go application performance with pprof, and enforces idiomatic Go with generics, interfaces, and robust error handling.

Implement HTTP data fetching in Angular v20+ using resource(), httpResource(), and HttpClient. Use for API calls, data loading with signals, request/response handling, and interceptors. Triggers on data fetching, API integration, loading states, error handling, or converting Observable-based HTTP to signal-based patterns.

Expert patterns for Clerk auth implementation, middleware, organizations, webhooks, and user syncUse when "adding authentication, clerk auth, user authentication, sign in, sign up, user management, multi-tenancy, organizations, sso, single sign-on, clerk, authentication, auth, user-management, multi-tenancy, organizations, sso, oauth" mentioned.

USB and CAN connectivity for Zephyr RTOS. Covers USB device stack configuration (CDC ACM, HID, MSC), CAN controller integration, and professional USB-to-CAN adapter patterns including buffering and protocol packetization. Trigger when adding USB interfaces, implementing CAN bus communication, or building hardware diagnostic tools.

Aggregate closed trades from trader-memory-core into a weekly performance report with win rate, expectancy, profit factor, R-multiple, MAE/MFE, and pattern breakdowns by source skill, exit reason, sector, and mechanism.

Learn how to install and migrate to Jetpack Navigation 3, and how to implement features and patterns such as deep links, multiple backstacks, scenes (dialogs, bottom sheets, list-detail, two-pane, supporting pane), conditional navigation (such as logged-in navigation vs anonymous), returning results from flows, integration with Hilt, ViewModel, Kotlin, and view interoperability.

Integrates Alchemy blockchain APIs using an API key. Requires $ALCHEMY_API_KEY to be set; if unavailable, use the alchemy-agentic-gateway skill instead. Use when user asks about EVM JSON-RPC calls, token balances, NFT ownership or metadata, transfer history, token prices, portfolio data, transaction simulation, webhooks, Solana RPC, or any Alchemy product integration. Covers base URLs, authentication, endpoint selection, pagination, and common patterns.

Use when designing a new system, choosing between architectural patterns, planning how components will connect, evaluating scalability and reliability trade-offs, or reviewing an existing system for structural problems. For system design, service boundaries, database design, API structure, monolith vs microservices decisions, and architecture decision records (ADRs). Activate when user says "how should I structure this", "design the system", "is this architecture right", or "plan the backend".

Write unit and integration tests for Angular v20+ applications using Vitest or Jasmine with TestBed and modern testing patterns. Use for testing components with signals, OnPush change detection, services with inject(), and HTTP interactions. Triggers on test creation, testing signal-based components, mocking dependencies, or setting up test infrastructure. Don't use for E2E testing with Cypress or Playwright, or for testing non-Angular JavaScript/TypeScript code.

Lightweight scanner tracking Smart Money market concentration across all Hyperliquid assets. Flags assets accelerating up the ranks before they become crowded top-3 plays. IMMEDIATE_MOVER signal fires on 10+ rank jumps with quality filters (erratic history, velocity gate, trader count floor, max leverage check). One API call per scan, runs every 60 seconds. Use when detecting SM rotations, finding emerging opportunities early, or monitoring rank acceleration patterns.

Expert-level skill for Jira Query Language (JQL). Use when the user asks about writing, debugging, optimizing, or understanding JQL queries; needs to filter Jira issues by complex criteria, date ranges, history, or cross-project conditions; wants to build saved filters, dashboard gadgets, or automation rules; or needs guidance on JQL performance, functions, operators, history operators (WAS/CHANGED), relative dates, role-based query patterns, or the JQL REST API.

Project Lombok for reducing Java boilerplate. Covers annotations for getters, setters, constructors, builders, logging, and more. Based on production patterns from castellino and gestionale-presenze projects. USE WHEN: user mentions "lombok", "@Data", "@Builder", "@Slf4j", asks about "boilerplate reduction", "getters/setters", "@RequiredArgsConstructor", "@Value" DO NOT USE FOR: Java language features - use `java` skill instead DO NOT USE FOR: MapStruct integration - use `mapstruct` skill DO NOT USE FOR: Spring annotations - use `backend-spring-boot` skill

MagicBlock Ephemeral Rollups development patterns for Solana. Covers delegation/undelegation flows, dual-connection architecture (base layer + ER), cranks for scheduled tasks, VRF for verifiable randomness, magic actions for atomic ER-commit + base-layer follow-ups, private payments API (deposits, transfers, withdrawals, swaps, and challenge/login auth flow), commit sponsorship and fee vault wiring, lamports top-up for delegated accounts, and TypeScript/Anchor integration. Use for high-performance gaming, real-time apps, private transfers and swaps, and fast transaction throughput on Solana.

Hyperliquid L1 reference for Dwellir endpoints: HyperEVM JSON-RPC, Info API proxy, gRPC L1 streaming, order book WebSocket, dedicated nodes, and trading patterns. Covers HyperCore trading layer, HyperEVM smart contracts (chain ID 999), market data queries, perpetuals metadata, spot markets, and best practices. Use when working with Hyperliquid, HYPE, HyperEVM, HyperCore, perpetual futures, order books, funding rates, or Hyperliquid trading through Dwellir. Triggers on mentions of hyperliquid, HYPE, HyperEVM, HyperCore, order book, perpetuals, funding rate, l2Book, l4Book, gRPC streaming, nanoreth, or hyperliquid trading.

Starlette 1.0 ASGI framework reference with working code examples for every feature. Use this skill whenever writing Starlette applications, building ASGI middleware, working with FastAPI internals, or writing async Python web services. Also trigger when the user mentions Starlette, ASGI, or needs help with routing, WebSockets, middleware, lifespan handlers, or test clients in the Starlette ecosystem — even if they don't name Starlette explicitly but are clearly working with it (e.g., importing from starlette.*, using TestClient with httpx, or writing ASGI scope/ receive/send functions). Covers the 1.0 API exclusively — all deprecated 0.x patterns have been removed.