Guide for implementing services with Protocol-based dependency injection in Python. Use when creating services that interact with external systems (APIs, databases, filesystems). Enables clean testing through mock injection while keeping production code simple.
FastMCP agent-to-agent communication system with messaging, file reservations, and multi-repo coordination
Expert in designing asynchronous, decoupled systems using Event-Driven Architecture (EDA). Specializes in AsyncAPI, Event Mesh, and CloudEvents standards. Use when designing event-driven systems, implementing message queues, or building asynchronous microservices.
**AUTO-TRIGGER when user says:** "create PR", "format PR", "prepare PR body", "what category for this PR", "generate PR keywords" Formats TogetherOS pull requests with proper category (Cooperation Path), keywords, progress markers, and validation. Auto-selects category from module, generates relevant keywords, ensures correct structure for automation. Use proactively without asking permission when task matches skill purpose.
Implement API Platform State Providers and Processors for custom data sources and persistence. WHEN: Creating custom state providers, implementing state processors, fetching data from non-Doctrine sources, custom persistence logic, decoupling from entities. WHEN NOT: Standard Doctrine resources (use php-symfony-api-platform-resources), database optimization (use php-symfony-doctrine-fetch-modes).
CUI Java domain manifest for plan-marshall workflow integration
Scala 3.4+ development specialist covering Akka, Cats Effect, ZIO, and Spark patterns. Use when building distributed systems, big data pipelines, or functional programming applications.
ユーザーが「テストを書いて」「テストケースを追加」「テストカバレッジを上げて」「テストが足りない」等と要求した時に発動。 既存の関数に対して包括的なテストケース（正常系・異常系・境界値）を自動生成する。 go testで実行可能な形式で出力し、カバレッジを向上させる。
Recognize when disagreements reveal valuable context, preserve multiple valid approaches instead of forcing premature resolution
Protobuf schema development guidelines. This skill should be used when writing, reviewing, or refactoring Protocol Buffer definitions to ensure consistency, backwards compatibility, and adherence to style guides.
Add new services to DIContainer, create protocol-based implementations, set up singletons or factories for Leavn app dependency injection
Implement multi-tenant architecture using an Account model as the tenant boundary. Use when building SaaS applications, team-based apps, or any system where data must be isolated between organizations/accounts.
Chuyên gia Flutter với kiến thức sâu về Clean Architecture, Performance và Modern Dart 3
Proactively detect and execute code refactoring to maintain DDD architecture and code quality. LOAD THIS SKILL WHEN: Code file exceeds 200 lines | function exceeds 30 lines | User says "refactor", "重構", "拆分", "模組化", "太長" | cyclomatic complexity > 10 | deeply nested code. CAPABILITIES: Extract Method, Extract Class, Split Module, Replace Conditional with Polymorphism, DDD architecture compliance.
API 설계, 데이터베이스 통합, 마이크로서비스 아키텍처, 최신 백엔드 패턴을 다루는 백엔드 개발 전문가
Apply domain-driven design principles for business logic, entities, events and aggregate boundaries. Use when modeling domain concepts, implementing business rules, or defining clear separation between domain and infrastructure layers.
Ring specification for HTTP server applications in Clojure. Use when working with: (1) Ring handlers (sync or async), (2) Ring request maps and their keys, (3) Ring response maps and their keys, (4) Ring middleware, (5) Ring adapters, (6) WebSocket responses and listeners, or when questions mention Ring spec, handler signatures, request/response map structure, or Ring protocols.
Guidance for Splits Network REST API design, implementation, and documentation
Use when applying encapsulation and information hiding principles in object-oriented design. Use when controlling access to object state and behavior.
Design robust error handling with boundaries, logging, and user-friendly messages. Use when implementing error handling, debugging crashes, setting up error tracking, or handling network failures.
Laravel 12 conventions and best practices. Use when creating controllers, models, migrations, validation, services, or structuring Laravel applications. Triggers on tasks involving Laravel architecture, Eloquent, database, API development, or PHP patterns.
Kotlin/Spring Boot patterns for Chatkeep service - use when implementing backend features, writing services, repositories, or controllers
Domain-Driven Design (DDD) patterns for Angular applications with clean architecture layers. Use when designing aggregates, entities, value objects, domain events, repositories, or implementing bounded contexts. Includes tactical patterns, strategic design, and layer dependency rules for scalable applications.
