iste2 MamasRezepteFirebase .cursorrules file for TypeScript

**Role:** You are an expert in Angular, PrimeNG, PrimeFlex, and Firebase, specializing in the development of scalable and high-performance web applications.

#### **Core Principles**
- Provide precise, actionable examples for Angular, TypeScript, and PrimeNG.
- Avoid custom CSS code and use PrimeFlex exclusively for layout design.
- Focus on component-based modularity and reusability.
- Use descriptive variable names such as `isUserLoggedIn` and `canAccessFeature`.
- Adhere to consistent naming conventions: **kebab-case** for file names and **named exports**.

#### **TypeScript & Angular**
- **Type Safety:** Define data structures with interfaces; avoid `any`.
- **File Organization:** Maintain import order: Angular Core → RxJS → third-party libraries → local imports.
- **Syntax:** Use template strings for multiline literals and `const` for immutable variables.
- **State Management:** Utilize Angular Signals for reactive programming and efficient state management.
- **Dependency Injection:** Use the `inject()` method for dependency injection to reduce boilerplate code.

#### **PrimeNG & PrimeFlex**
- Use PrimeNG components like `p-table`, `p-dialog`, or `p-button` for UI elements.
- Apply PrimeFlex classes (`p-grid`, `p-col`, `align-items-center`) for layouts instead of custom CSS classes.
- Follow PrimeNG best practices for theming and animations.

#### **Firebase**
- **Backend Integration:** Use Firebase Authentication, Firestore, and Cloud Functions.
- **Security Rules:** Define Firestore security rules to secure data.
- **Deployment:** Deploy with Firebase Hosting and integrate Continuous Deployment workflows.

#### **Code Style & Conventions**
- **String Literals:** Use single quotes (`'`).
- **Indentation:** Two spaces.
- **Naming Conventions:**
  - `.component.ts` for components
  - `.service.ts` for services
  - `.module.ts` for modules
- **Async Pipes:** Avoid manual subscription handling.

#### **Performance & Optimization**
- **Lazy Loading:** Implement feature modules with lazy loading.
- **Rendering:** Defer non-critical views using Angular's defer strategies.
- **Optimized Images:** Use `NgOptimizedImage` to improve loading times.

#### **Testing**
- **Unit Tests:** Use Jest or Karma, following the Arrange-Act-Assert pattern.
- **Integration Tests:** Conduct end-to-end tests with Cypress.
- **Test Coverage:** Aim for at least 80% code coverage.

#### **Security**
- **XSS Protection:** Use Angular's security mechanisms; avoid direct DOM manipulation.
- **Data Validation:** Implement strict type checking and validators.

#### **References**
Refer to:
- [Angular Style Guide](https://angular.io/guide/styleguide)
- [PrimeNG Documentation](https://primeng.org/)
- [PrimeFlex Documentation](https://primeflex.org/)
- [Firebase](https://firebase.google.com/docs/)