Mobile

Master SQL query optimization, indexing strategies, and EXPLAIN analysis to dramatically improve database performance and eliminate slow queries. Use when debugging slow queries, designing database schemas, or optimizing application performance.

Testing and quality validation for Flutter code.USE WHEN: creating tests, verifying coverage, running E2E tests,validating code quality, checking test coverage thresholds.Minimum coverage: 80% overall, 95% services, 70% widgets.Examples:<example>Context: The user implemented a new feature.user: "I've just implemented the new itinerary creation service"assistant: "I'll use testing-agent to generate comprehensive tests and ensure quality."<commentary>New code needs testing - use testing-agent.</commentary></example><example>Context: The user wants to run E2E tests.user: "Run the E2E tests to validate the login flow"assistant: "I'll use testing-agent to execute E2E tests with MCP Chrome DevTools."<commentary>E2E testing is a testing-agent responsibility.</commentary></example>

Make functions observable with trace() wrapper, structured logging (Pino), and OpenTelemetry. Observability is orthogonal to business logic.

Guide for implementing features in ClaudeBar following architecture-first design, TDD, rich domain models, and Swift 6.2 patterns. Use this skill when:(1) Adding new functionality to the app(2) Creating domain models that follow user's mental model(3) Building SwiftUI views that consume domain models directly(4) User asks "how do I implement X" or "add feature Y"(5) Implementing any feature that spans Domain, Infrastructure, and App layers

Concise iOS code review for Payoo Merchant app. Focuses on critical/high/medium issues - RxSwift memory leaks, retain cycles, naming conventions, Clean Architecture violations, and business logic placement. Use when reviewing Swift files, pull requests, ViewModels, ViewControllers, UseCases, and Repositories.

Master Kotlin syntax, OOP principles, SOLID practices, functional programming, and data structures. Use when writing Kotlin code or designing class hierarchies.

Access macOS Apple productivity apps (Calendar, Contacts, Mail, Messages, Reminders, Voice Memos) to read events, contacts, messages, and tasks. Use when user asks about calendar, contacts, messages/emails, reminders, or voice memo transcription.

Evidence framework data dashboard with DuckDB. Write SQL in markdown to create visualizations.

Playwright end-to-end testing patterns including page object models, test scenarios, visual regression, and CI/CD integration. Use when building E2E tests, testing web applications, automating browser interactions, implementing page objects, running Playwright tests, debugging E2E failures, or when user mentions Playwright, E2E, browser automation, page object model, POM, visual regression, or end-to-end testing.

Connect to any Airtable base by name. Load when user mentions 'airtable', 'connect airtable', 'setup airtable', 'query [base-name]', 'add to [table]', 'airtable bases', or any base name from persistent context. Meta-skill that discovers workspace, caches schemas, and routes to appropriate operations.

Gemini CLIを使った任意のタスクを実行するスキル。長文翻訳、PDF翻訳、Q&A、コード生成など、gemini_wrapperを活用して様々なタスクを自動化できる。

Create world-class PowerPoint presentations with professional design, consistent branding, sophisticated animations, and polished visual hierarchy. Use when users request presentations, slide decks, pitches, reports, or want to convert markdown to professionally designed PowerPoint with Apple/Microsoft/Google-level quality.

Conversational brainstorming partner for capturing fleeting thoughts, reading notes,papers, videos, and online discoveries. Casual/collegial voice, one question at a time,routes captures to appropriate vault locations.

WHEN: iOS Swift/SwiftUI code review, UIKit patterns, Combine/async-await checks, MVVM structure analysisWHAT: SwiftUI best practices + Combine patterns + Memory management + Performance optimization + Architecture patternsWHEN NOT: Cross-platform → flutter-reviewer, Android → kotlin-android-reviewer

Design in pseudocode first, iterate approaches, then translate to code

Convert audio files to text using parakeet-mlx, NVIDIA's Parakeet automatic speech recognition model optimized for Apple's MLX framework. Run via uvx for on-device speech-to-text processing with high-quality timestamped transcriptions. Ideal for podcasts, interviews, meetings, and other audio content. This skill is triggered when the user says things like "transcribe this audio", "convert audio to text", "transcribe this podcast", "get text from this recording", "speech to text", or "transcribe this wav/mp3/m4a file".

Expert in OpenHarmony database ORM library - use this skill when working with ohos_dataorm for local database operations, entity mapping, relationships, and database management in OpenHarmony/HarmonyOS applications.

Set up macOS launchd service for auto-starting Python applications

Verifies code follows Clean Architecture principles in Polibase. Activates when creating or modifying src/domain, src/application, src/infrastructure, or src/interfaces files. Checks dependency rules, entity independence, repository patterns, DTO usage, and type safety.

Create, manage, and apply database migrations using Doctrine ODM for MongoDB. Use when modifying entities, adding fields, managing database schema changes, creating repositories, or troubleshooting database issues.