Added base files

Author: indy2kro

.gitattributes

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+.github/                export-ignore
+tests/                  export-ignore

.github/workflows/tests.yml

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+name: Tests
+
+on:
+  push:
+    branches: [ master ]
+  schedule:
+    - cron: "0 6 * * 3"
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  php-version:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php-version:
+          - "8.1"
+          - "8.2"
+          - "8.3"
+          - "8.4"
+
+    steps:
+
+        - name: Checkout
+          uses: actions/checkout@v4
+
+        - name: Install PHP
+          uses: shivammathur/setup-php@v2
+          with:
+            php-version: "${{ matrix.php-version }}"
+            coverage: "pcov"
+
+        - name: Install Composer dependencies
+          run: composer install --no-progress --ansi
+
+        - name: Code style test
+          run: ./vendor/bin/phpcs
+
+        - name: PHPStan code analysis
+          run: php vendor/bin/phpstan analyze
+
+        - name: PHPinsights code analysis
+          run: php vendor/bin/phpinsights analyse --no-interaction
+
+        - name: Execute Rector
+          run: vendor/bin/rector --dry-run
+
+        - name: Run tests
+          run: ./vendor/bin/phpunit --coverage-clover=coverage.xml
+
+        - name: Send code coverage report to Codecov.io
+          uses: codecov/codecov-action@v4
+          with:
+            token: ${{ secrets.CODECOV_TOKEN }}
+            files: coverage.xml

.gitignore

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+/vendor/
+/coverage.xml
+/.phpunit.result.cache
+/.phpcs-cache

composer.json

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+{
+    "name" : "indy2kro/php-iso",
+    "type" : "library",
+    "description" : "PHP ISO file Library. A library for reading ISO files using PHP.",
+    "keywords" : [
+        "image",
+        "exif"
+    ],
+    "homepage" : "https://github.com/indy2kro/php-iso",
+    "license" : "GPL-2.0",
+    "require" : {
+        "php" : ">=8.1"
+    },
+    "require-dev" : {
+        "squizlabs/php_codesniffer" : ">=3.7",
+        "phpunit/phpunit" : "^11 ",
+        "phpstan/phpstan": "^2",
+        "phpstan/phpstan-phpunit": "^2",
+        "rector/rector": "^2",
+        "nunomaduro/phpinsights": "^2"
+    },
+    "autoload" : {
+        "psr-4" : {
+                "PhpIso\\" : "src/"
+        }
+    },
+    "autoload-dev" : {
+        "psr-4" : {
+                "PhpIso\\Test\\" : "tests/"
+        }
+    },
+    "config": {
+        "allow-plugins": {
+            "dealerdirect/phpcodesniffer-composer-installer": true
+        }
+    }
+}