android-concurrency
Standards for Coroutines, Flow, and Threading. Use when writing suspend functions, choosing coroutine scopes, switching between StateFlow and SharedFlow, injecting Dispatchers for testability, or debugging threading issues in Android. (triggers: **/*ViewModel.kt, **/*UseCase.kt, **/*Repository.kt, suspend, viewModelScope, lifecycleScope, Flow, coroutine, Dispatcher, DispatcherProvider, GlobalScope)
android-deployment
Configure App Distribution — Signing, Obfuscation, and App Bundles for Android. Use when configuring Release build types, setting up signing configs, enabling R8/ProGuard minification, adding ProGuard keep rules, or preparing an .aab for Play Store submission. (triggers: build.gradle.kts, proguard-rules.pro, signingConfigs, proguard, minifyEnabled, isMinifyEnabled, isShrinkResources, .aab, releaseKeystore)
android-design-system
Enforce Material Design 3 and design token usage in Jetpack Compose apps. Use when implementing M3 components, color schemes, or design tokens in Android. (triggers: **/*Screen.kt, **/ui/theme/**, **/compose/**, MaterialTheme, Color, Typography, Modifier, Composable)
android-di
Configure Hilt dependency injection with proper scoping, modules, and constructor injection in Android. Use when setting up Hilt DI, component scoping, or defining modules. (triggers: **/*Module.kt, **/*Component.kt, @HiltAndroidApp, @Inject, @Provides, @Binds)
android-legacy-navigation
Implement Jetpack Navigation Component with XML graphs and SafeArgs for type-safe fragment navigation. Use when working with XML-based Navigation Component or SafeArgs in Android. (triggers: navigation/*.xml, findNavController, NavDirections, navArgs)
android-legacy-security
Harden Intent handling, WebView configuration, and FileProvider access in Android apps. Use when securing Intent extras, configuring WebViews, or exposing files via FileProvider. (triggers: **/*Activity.kt, **/*WebView*.kt, AndroidManifest.xml, Intent, WebView, FileProvider, javaScriptEnabled)
angular-testing
Write Angular component tests using TestBed, ComponentHarness, and HttpTestingController with proper signal input handling. Use when writing component tests, mocking HTTP calls, or testing signal inputs. (triggers: **/*.spec.ts, TestBed, ComponentFixture, TestHarness, provideHttpClientTesting)
angular-tooling
Angular CLI usage, code generation, build configuration, and bundle optimization. Use when creating Angular projects, generating components/services/guards, configuring builds, running tests, or analyzing bundles. (triggers: angular.json, ng generate, ng build, ng serve, ng test, ng add, angular cli, bundle analysis)
common-store-changelog
Generate user-facing release notes for the Apple App Store and Google Play Store by collecting git history, triaging user-impacting changes, and drafting store-compliant changelogs. Enforces character limits (App Store ≤4000, Google Play ≤500), tone, and bullet format. Use when generating release notes, app store changelog, play store release, what's new, or version release notes for any mobile app. (triggers: generate changelog, app store notes, play store release, what's new, release notes, version notes, store release)
dart-best-practices
Dart code quality conventions: naming, const/final/var hierarchy, single quotes, trailing commas, collection idioms, tear-offs, and import organization. Use when writing new Dart code or reviewing for style violations — wrong import style, global variables, var misuse, anonymous lambdas where tear-offs fit, or missing trailing commas. (triggers: **/*.dart, naming, convention, trailing comma, import, tear-off)
dart-language
Dart 3.x language feature standards: null safety, records, sealed classes, switch pattern matching, extensions, and async/await. ALWAYS consult when using !, ?., ??, late, sealed classes, record types, switch expressions, or async patterns — and before introducing any new Dart 3.x construct to confirm the modern idiomatic approach. (triggers: **/*.dart, sealed, record, switch, pattern, !, late, async, extension)
dart-tooling
Dart static analysis, linting, formatting, and code-generation standards. Use when touching analysis_options.yaml, running build_runner, configuring dart format line length, setting up DCM metrics, or adding pre-commit hooks via lefthook — and whenever a CI job fails on analyze or format steps. (triggers: analysis_options.yaml, build.yaml, build_runner, lefthook.yml, dart format, dart_code_metrics)
database-mongodb
Apply expert schema design, indexing, and performance rules for MongoDB. Use when designing MongoDB schemas, creating indexes, or optimizing NoSQL query performance. (triggers: **/*.ts, **/*.js, **/*.json, mongo, mongoose, objectid, schema, model)
database-postgresql
Enforce repository patterns, zero-downtime migrations, and indexing standards for PostgreSQL with TypeORM or Prisma. Use when defining entities, writing migrations, adding RLS policies, or optimizing query performance. (triggers: **/*.entity.ts, prisma/schema.prisma, **/migrations/*.sql, TypeOrmModule, PrismaService, PostgresModule)
database-redis
Optimize Redis caching, key management, and performance. Use when implementing Redis caching strategies, managing key namespaces, or optimizing Redis performance. (triggers: **/*.ts, **/*.js, **/redis.config.ts, redis, cache, ttl, eviction)
flutter-auto-route-navigation
Implement typed routing, nested routes, and guards using auto_route. Use when adding typed navigation, nested routes, or route guards with auto_route in Flutter. (triggers: **/router.dart, **/app_router.dart, AutoRoute, AutoRouter, router, guards, navigate, push)
flutter-bloc-state-management
Implement BLoC/Cubit state management correctly in Flutter. Use when writing, modifying, reviewing, or testing any BLoC, Cubit, state, or event Dart file — even for small changes. (triggers: **_bloc.dart, **_cubit.dart, **_state.dart, **_event.dart, BlocProvider, BlocBuilder, BlocListener, Cubit, Emitter)
flutter-cicd
Set up Continuous Integration and Deployment pipelines for Flutter apps. Use when setting up CI/CD pipelines, automated testing, or deployment workflows for Flutter. (triggers: .github/workflows/**.yml, fastlane/**, android/fastlane/**, ios/fastlane/**, ci, cd, pipeline, build, deploy, release, action, workflow)
flutter-dependency-injection
Configure automated service locator setup using injectable and get_it. Use when wiring dependency injection with injectable and get_it in Flutter. (triggers: **/injection.dart, **/locator.dart, GetIt, injectable, singleton, module, lazySingleton, factory)
flutter-design-system
Enforce Design Language System adherence in Flutter. Use when enforcing design tokens, preventing hardcoded colors/spacing, or implementing a DLS in Flutter. (triggers: **/theme/**, **/*_theme.dart, **/*_colors.dart, **/*_dls/**, **/foundation/**, **/presentation/**, **/ui/**, **/widgets/**, ThemeData, ColorScheme, AppColors, VColors, VSpacing, AppTheme, design token)
flutter-error-handling
Handle errors functionally with Either/Failure patterns. Use when writing repositories, handling exceptions, defining failures, or using Either in any Flutter layer. (triggers: lib/domain/**, lib/infrastructure/**, Either, fold, Left, Right, Failure, dartz)
flutter-feature-based-clean-architecture
Organize Flutter apps with modular feature-based clean architecture. Use when creating or modifying any file under lib/features/ including domain entities, repositories, data sources, or screens. (triggers: lib/features/**, feature, domain, infrastructure, application, presentation)
flutter-getx-navigation
Context-less navigation, named routes, and middleware using GetX. Use when implementing navigation or route middleware with GetX in Flutter. (triggers: **/app_pages.dart, **/app_routes.dart, GetPage, Get.to, Get.off, Get.offAll, Get.toNamed, GetMiddleware)
flutter-getx-state-management
Manage reactive state with GetX controllers and observables in Flutter. Use when managing reactive state with GetX controllers or observables in Flutter. (triggers: **_controller.dart, **/bindings/*.dart, GetxController, Obx, GetBuilder, .obs, Get.put, Get.find, Get.lazyPut)
flutter-go-router-navigation
Typed routes, route state, and redirection using go_router. Use when implementing go_router typed routes, guards, or redirects in Flutter. (triggers: **/router.dart, **/app_router.dart, GoRouter, GoRoute, StatefulShellRoute, redirection, typed-routes)
flutter-idiomatic-flutter
Compose modern Flutter layouts and widgets idiomatically. Use when composing Flutter widget trees, managing layout constraints, or following idiomatic Flutter patterns. (triggers: lib/presentation/**/*.dart, context.mounted, SizedBox, Gap, composition, shrink)
flutter-layer-based-clean-architecture
Enforce inward dependency flow, pure domain layers, and DTO-to-entity mapping in Flutter DDD architecture. Use when structuring lib/domain/, lib/infrastructure/, lib/application/, or lib/presentation/ layers, defining repository interfaces, or wiring BLoCs with get_it. (triggers: lib/domain/**, lib/infrastructure/**, lib/application/**, dto, mapper, Either, Failure)
flutter-localization
Add multi-language support using easy_localization with CSV or JSON. Use when implementing localization or multi-language support in Flutter apps. (triggers: **/assets/translations/*.json, **/assets/langs/*.csv, main.dart, localization, multi-language, translation, tr(), easy_localization, sheet_loader)
flutter-navigation
Implement navigation patterns with go_router, deep linking, and named routes. Use when building navigation, deep linking, or named routes in Flutter. (triggers: **/*_route.dart, **/*_router.dart, **/main.dart, Navigator, GoRouter, routes, deep link, go_router, AutoRoute)
flutter-notifications
Integrate push and local notifications using FCM and flutter_local_notifications. Use when adding push or local notifications to Flutter apps. (triggers: **/*notification*.dart, **/main.dart, FirebaseMessaging, FlutterLocalNotificationsPlugin, FCM, notification, push)
flutter-performance
Optimization standards for rebuilds and memory. Use when optimizing Flutter widget rebuilds, reducing memory usage, or improving rendering performance. (triggers: lib/presentation/**, pubspec.yaml, const, buildWhen, ListView.builder, Isolate, RepaintBoundary)
ios-state-management
Manage reactive state with Combine, Observation framework, and UDF patterns. Use when implementing state management with Combine, @Observable, or reactive patterns in iOS. (triggers: **/*.swift, Observable, @Published, PassthroughSubject, @Observable, @Namespace)
ios-swiftui
Build declarative UI and manage data flow with SwiftUI in iOS. Use when building declarative SwiftUI views or managing data flow with property wrappers. (triggers: **/*View.swift, View, State, Binding, EnvironmentObject)
ios-ui-navigation
Implement UIKit navigation, Auto Layout, and Apple Human Interface Guidelines in iOS. Use when implementing UIKit navigation, Auto Layout constraints, or HIG compliance. (triggers: **/*View.swift, **/*.xib, **/*.storyboard, NSLayoutConstraint, UIStackView, SnapKit, layoutSubviews)
java-best-practices
Apply core Effective Java patterns for robust, maintainable code. Use when applying SOLID principles, choosing between inheritance and composition, refactoring Java code smells, or reviewing class design. (triggers: **/*.java, refactor, SOLID, builder, factory, composition, immutable, Optional, checked exception, clean code)
java-concurrency
Implement modern concurrency with Virtual Threads and Structured Concurrency in Java. Use when implementing Java Virtual Threads (Java 21), Structured Concurrency with StructuredTaskScope, CompletableFuture pipelines, or debugging race conditions. (triggers: **/*.java, Thread, Executor, synchronized, lock, CompletableFuture, StructuredTaskScope, VirtualThread, AtomicInteger, async, race condition)
java-language
Modern Java 21+ standards including Records, Pattern Matching, and Virtual Threads. Use when working with Java records, sealed classes, switch expressions, text blocks, Optional, or upgrading from older Java versions. (triggers: **/*.java, pom.xml, build.gradle, record, sealed, switch, var, Optional, stream, VirtualThread, instanceof, text block)
java-testing
Testing standards using JUnit 5, AssertJ, and Mockito for Java. Use when writing or reviewing Java unit tests, setting up parameterized tests, writing integration tests with Testcontainers, or working with Mockito mocks. (triggers: **/*Test.java, **/*IT.java, @Test, @ParameterizedTest, Mockito, AssertJ, assertThat, JUnit, Testcontainers)
java-tooling
Configure Maven, Gradle, and static analysis for Java projects. Use when setting up Java build tooling, configuring Spotless or Checkstyle, managing JDK versions with sdkman, writing Dockerfiles for Java services, or adding SpotBugs/SonarLint. (triggers: pom.xml, build.gradle, build.gradle.kts, mvnw, gradlew, .sdkmanrc, spotbugs, checkstyle, spotless, eclipse-temurin)
javascript-best-practices
Idiomatic JavaScript patterns and conventions for maintainable code. Use when writing or refactoring JavaScript following idiomatic patterns and conventions. (triggers: **/*.js, **/*.mjs, module, import, export, error, validation)
javascript-language
Modern JavaScript (ES2022+) patterns for clean, maintainable code. Use when working with modern JavaScript features like optional chaining, nullish coalescing, or ESM. (triggers: **/*.js, **/*.mjs, **/*.cjs, const, let, arrow, async, await, promise, destructuring, spread, class)
javascript-tooling
Configure development tools, linting, and testing for JavaScript projects. Use when configuring ESLint, Prettier, or test runners for JavaScript projects. (triggers: .eslintrc.*, jest.config.*, package.json, eslint, prettier, jest, test, lint, build)
kotlin-best-practices
Core patterns for robust Kotlin code including scope functions and backing properties. Use when writing idiomatic Kotlin, choosing between scope functions (let/apply/run/also/with), encapsulating mutable state with backing properties, or exposing read-only collection interfaces. (triggers: **/*.kt, apply, let, run, also, with, runCatching, backing property, MutableList, internal, private set)
laravel-tooling
Manage Laravel ecosystem with custom Artisan commands, Vite asset bundling, Pint code styling, and Horizon queue monitoring. Use when creating Artisan commands, migrating from Mix to Vite, or configuring Pint code standards. (triggers: package.json, composer.json, vite.config.js, artisan, vite, horizon, pint, blade)
common-llm-security
OWASP LLM Top 10 (2025) audit checklist for AI applications, agent tools, RAG pipelines, and prompt construction. Load during any security review touching LLM client code, prompt templates, agent tools, or vector stores. (triggers: LLM security, prompt injection, agent security, RAG security, AI security, openai, anthropic, langchain, LLM review)
common-mobile-animation
Motion design principles for mobile apps. Covers timing curves, transitions, gestures, and performance-conscious animations. (triggers: **/*_page.dart, **/*_screen.dart, **/*.swift, **/*Activity.kt, **/*Screen.tsx, Animation, AnimationController, Animated, MotionLayout, transition, gesture)
common-mobile-ux-core
Universal mobile UX principles for touch-first interfaces. Enforces touch targets, safe areas, and mobile-specific interaction patterns. (triggers: **/*_page.dart, **/*_screen.dart, **/*_view.dart, **/*.swift, **/*Activity.kt, **/*Screen.tsx, mobile, responsive, SafeArea, touch, gesture, viewport)
common-observability
Standards for structured logging, distributed tracing, and metrics. (triggers: **/*.service.ts, **/*.handler.ts, **/*.middleware.ts, **/*.interceptor.ts, **/*.go, **/*.java, **/*.kt, **/*.py, logging, tracing, metrics, opentelemetry, observability, slo)
common-owasp
OWASP Top 10 audit checklist for Web Applications (2021) and APIs (2023). Load during any security review, PR review, or codebase audit touching web, mobile backend, or API code. (triggers: security review, OWASP, broken access control, IDOR, BOLA, injection, broken auth, API review, authorization, access control)
common-performance-engineering
Universal standards for high-performance development. Use when optimizing, reducing latency, fixing memory leaks, profiling, or improving throughput. (triggers: **/*.ts, **/*.tsx, **/*.go, **/*.dart, **/*.java, **/*.kt, **/*.swift, **/*.py, performance, optimize, profile, scalability, latency, throughput, memory leak, bottleneck)
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