Add Clover XML coverage report for code coverage tracking

This commit adds a `clover.xml` file that contains detailed code coverage metrics, including classes, methods, and statements covered in the project. It will serve as a reference for coverage analysis, enabling better tracking of testing efforts and maintaining code quality.

Author: Fa-BRAIK

.github/workflows/phpunit-coverage-badge.yml

@@ -0,0 +1,51 @@
+name: PhpUnit Coverage Percentage Badge
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[ci]')"
+
+    strategy:
+      matrix:
+        operating-system: [ubuntu-latest]
+        php-versions: [ '8.4' ]
+
+    name: P${{ matrix.php-versions }} - L${{ matrix.laravel }} - ${{ matrix.operating-system}}
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install PHP versions
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          coverage: xdebug
+
+      - name: Install Dependencies
+        run: composer install -q --no-ansi --no-interaction --no-scripts --no-progress --prefer-dist
+
+      - name: Show dir
+        run: pwd
+
+      - name: PHP Version
+        run: php --version
+
+      # Code quality
+
+      - name: Execute tests (Unit and Feature tests) via PestPHP
+        # Set environment
+        env:
+          XDEBUG_MODE: coverage
+        run: vendor/bin/phpunit --coverage-clover --testsuite=ci clover.xml
+
+      - name: Generate test coverage badge
+        uses: timkrase/phpunit-coverage-badge@v1.2.1
+        with:
+          coverage_badge_path: 'badge-coverage.svg'
+          push_badge: true
+          repo_token: ${{ secrets.GITHUB_TOKEN }}

README.md

@@ -3,6 +3,7 @@
 ![GitHub License](https://img.shields.io/github/license/nuxtifyts/php-dto?style=for-the-badge)
 ![Packagist Version](https://img.shields.io/packagist/v/nuxtifyts/php-dto?style=for-the-badge)
 ![PhpStan Level](https://img.shields.io/badge/PHPStan-level%2010-brightgreen.svg?style=for-the-badge)
+[![Test Coverage](https://raw.githubusercontent.com/nuxtifyts/php-dto/main/badge-coverage.svg)](https://packagist.org/packages/nuxtifyts/phpdto)
 
 This package enabled the creation of data objects which can be used in various ways. 
 Using modern PHP syntax, it allows you to hydrate data from arrays, objects, and other data sources.