Gemini CLI Context for playground-frontend

Project Overview

This is the frontend of the Playground project, built with Angular 21 and Angular Material. It includes features like a light/dark theme toggle and multi-language support via ngx-translate. The application is a static Single Page Application (SPA) served by NGINX.

Key Technologies:

Frontend Framework: Angular 21
UI Components & Theming: Angular Material
Internationalization: ngx-translate
Server: NGINX (for serving the SPA)
Containerization: Docker
CI/CD: GitHub Actions

Building and Running

Local Development

Install dependencies:
```
npm install
```
Start development server:
```
ng serve --open
```
The app will run at http://localhost:4200.

Building for Production

To build the project for production, which creates the optimized static files:

ng build

Running Tests

To run the unit tests:

ng test

Linting

To lint the codebase:

ng lint

Docker

To build and run the application using Docker locally:

Build Docker image:

docker build -t playground-frontend:local .

Run Docker container:
```
docker run -p 8080:80 playground-frontend:local
```
Then open http://localhost:8080 in your browser.

Development Conventions

Language: TypeScript
Framework: Angular
Styling: SCSS (based on styles.scss and component-specific .scss files).
Linting: ESLint is configured (see eslint.config.js and package.json scripts).
Internationalization: Uses ngx-translate with en.json and de.json asset files.

Project Structure (Key Areas)

src/app/: Contains the main application logic, components, services, and routing.
src/app/pages/: Specific pages of the application (e.g., about, algorithms, imprint, projects).
src/assets/: Static assets including images, internationalization files (i18n), and logos.
Dockerfile: Defines the Docker image for the application.
nginx.conf: NGINX configuration for serving the SPA.
.gitea/workflows/: Contains CI/CD workflows (e.g., build-Frontend-a.yml).

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