tanstack-query
TanStack Query v5 performance optimization for data fetching, caching, mutations, and query patterns. This skill should be used when using useQuery, useMutation, queryClient, prefetch patterns, or TanStack Query caching. This skill does NOT cover generating query hooks from OpenAPI (use orval skill) or mocking API responses in tests (use test-msw skill).
angular-best-practices-legacy
Angular 12-16 performance optimization guidelines with NgModules, RxJS patterns, and classic template syntax (*ngIf, *ngFor). Use when maintaining or working with pre-v17 Angular codebases. Triggers on tasks involving Angular components, services, modules, or performance improvements in legacy projects.
angular-best-practices-v20
Angular 20+ performance optimization guidelines with Signals, httpResource, signal inputs/outputs, @defer, and native control flow (@if, @for). Use when writing, reviewing, or refactoring modern Angular code. Triggers on tasks involving Angular components, services, data fetching, bundle optimization, or performance improvements.
angular-css-bem-best-practices
Angular + BEM CSS methodology guide for creating reusable components and shareable front-end code. Enforces component-scoped BEM blocks, max 2-level nesting, proper component decomposition, semantic element naming, correct modifier patterns, and flat selectors. Use when writing, reviewing, or refactoring Angular component styles. Triggers on tasks involving CSS, SCSS, SASS, component styling, BEM naming, or CSS architecture.
the-art-of-naming
Comprehensive naming convention guide for TypeScript and Angular applications. Covers casing rules (camelCase, PascalCase, UPPER_CASE), prefix conventions (I for interfaces, _ for private, T for generics), boolean naming, the S-I-D principle (Short, Intuitive, Descriptive), context duplication, and structured naming patterns (P/HC/LC for variables, A/HC/LC for functions). Use when writing, reviewing, or refactoring TypeScript code. Triggers on tasks involving naming, variables, functions, interfaces, or code style.