angular-expert

# Angular Expert (2026 Edition) [English](#english) | [Bahasa Indonesia](#bahasa-indonesia) --- <a name="english"></a> ## English ### Orchestration & Integration - **`typescript-expert`**: Strict TypeScript typing and decorators in Angular 19+. - **`api-design-expert`**: REST and GraphQL client architecture with Angular `HttpClient`. - **`e2e-testing-expert`**: Playwright and Cypress end-to-end testing for Angular apps. - **`global-a11y-i18n-expert`**: Angular localized translations (`@angular/localize`) and accessibility compliance. - **`ci-cd-devops-architect`**: Dockerizing and deploying Angular SSR applications. ### Description Production-ready guide for building scalable, enterprise-grade web applications using Angular 19+. Covers modern Standalone Components (NgModule-free), fine-grained Signals (`signal()`, `computed()`, `effect()`), Signal-based inputs/outputs, NgRx SignalStore, deferrable views (`@defer`), SSR with Event Replay hydration, and Angular Material 3. ### Trigger Conditions - Building or refactoring enterprise-scale Angular applications. - Migrating legacy Angular (NgModules / RxJS heavy) to Angular 19+ Standalone Components & Signals. - Implementing state management with NgRx SignalStore. - Configuring Angular SSR with hydration and deferrable views (`@defer`). --- ### Core Architecture & Modern Patterns #### 1. Standalone Component with Signals & Signal Inputs ```typescript import { Component, signal, computed, input, output, ChangeDetectionStra...