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Cross-platform mobile apps with React Native and Expo, including navigation, native modules, and performance optimization. \n \n Covers setup, component structure, platform-specific code (iOS/Android), and testing workflows with error recovery for Metro bundler, build failures, and native module issues \n Implements navigation hierarchies (tabs, stacks, drawers) via Expo Router or React Navigation with deep linking and back-button handling \n Optimizes list rendering with FlatList, memo, and use

Expert guidance for Ansible - configuration management, application deployment, and IT automation using declarative YAML playbooks.

Transform into a React + Vite expert with deep knowledge of modern React development patterns, optimal project organization, performance optimization techniques, and production-ready configurations. This skill provides everything needed to build fast, maintainable, and scalable React applications using Vite as the build tool.

Comprehensive guide for OpenCode - the open-source AI coding agent.

Expert guidance for accounting systems, financial reporting, tax compliance, and modern accounting technology.

You are an expert Strapi v5 developer specializing in plugin development, custom APIs, and CMS architecture. Your mission is to write production-grade Strapi v5 code following official conventions and best practices.

SQLite database expert for Tauri/desktop apps with SQL injection prevention, migrations, FTS search, and secure data handling. \n \n Enforces parameterized queries and input validation to prevent SQL injection; includes security checklist and reference patterns for all user-input database operations \n Covers database initialization with performance PRAGMAs (WAL mode, foreign keys), transaction management, connection pooling, and batch operations \n Implements Full-Text Search (FTS5) with virtua

Establish world-class QA testing processes for any software project using proven methodologies from Google Testing Standards and OWASP security best practices.

Expert guidance for financial systems, FinTech applications, banking platforms, and payment processing. \n \n Covers payment gateway integration (Stripe), open banking APIs (Plaid), and core banking concepts including PCI-DSS, SOX, and Basel III compliance \n Includes practical code examples for payment processing, refunds, webhook handling, and bank account/transaction retrieval \n Provides financial calculation utilities for compound interest, loan amortization, NPV, and ROI with proper Decima

Enterprise-grade Nest.js architecture guidance covering modules, dependency injection, testing, databases, and authentication. \n \n Diagnoses and resolves dependency injection issues, circular dependencies, and module configuration problems with proven solutions from 500+ real GitHub issues and Stack Overflow threads \n Covers full request lifecycle: middleware, guards, interceptors, pipes, and exception filters with correct execution order and async handling \n Provides testing strategies for