Modernize: PHP 8.2+, Flysystem 3, GitHub Actions, and security/correctness fixes

.editorconfig

@@ -0,0 +1,18 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false
+
+[*.{yml,yaml}]
+indent_size = 2
+
+[*.{json,neon}]
+indent_size = 4

.gitattributes

@@ -1,16 +1,16 @@
 # Path-based git attributes
 # https://www.kernel.org/pub/software/scm/git/docs/gitattributes.html
 
-# Ignore all test and documentation with "export-ignore".
-/.github            export-ignore
-/.gitattributes     export-ignore
-/.gitignore         export-ignore
-/.editorconfig      export-ignore
-/.php_cs.dist.php   export-ignore
-/.scrutinizer.yml   export-ignore
-/.styleci.yml       export-ignore
-/.travis.yml        export-ignore
-/phpunit.xml.dist   export-ignore
-/docs               export-ignore
-/tests              export-ignore
-/google-drive-service-account.json.example export-ignore
+* text=auto eol=lf
+
+# Files & directories excluded from the distributed package ("composer install")
+/.github                                    export-ignore
+/.gitattributes                             export-ignore
+/.gitignore                                 export-ignore
+/.editorconfig                              export-ignore
+/phpstan.neon                               export-ignore
+/pint.json                                  export-ignore
+/phpunit.xml.dist                           export-ignore
+/tests                                      export-ignore
+/CONTRIBUTING.md                            export-ignore
+/google-drive-service-account.json.example  export-ignore

.github/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+  - package-ecosystem: "composer"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 10
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/code-style.yml

@@ -0,0 +1,31 @@
+name: code style
+
+on:
+  push:
+    branches: [ "2.x", "3.x", "master", "main" ]
+  pull_request:
+    branches: [ "2.x", "3.x", "master", "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  pint:
+    runs-on: ubuntu-latest
+    name: Pint
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.3"
+          coverage: none
+          tools: composer:v2
+
+      - name: Install dependencies
+        run: composer update --prefer-dist --no-interaction --no-progress
+
+      - name: Check code style (Pint)
+        run: vendor/bin/pint --test

.github/workflows/static-analysis.yml

@@ -0,0 +1,32 @@
+name: static analysis
+
+on:
+  push:
+    branches: [ "2.x", "3.x", "master", "main" ]
+  pull_request:
+    branches: [ "2.x", "3.x", "master", "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  phpstan:
+    runs-on: ubuntu-latest
+    name: PHPStan
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.3"
+          extensions: mbstring, fileinfo, json
+          coverage: none
+          tools: composer:v2
+
+      - name: Install dependencies
+        run: composer update --prefer-dist --no-interaction --no-progress
+
+      - name: Run PHPStan
+        run: vendor/bin/phpstan analyse --no-progress

.github/workflows/tests.yml

@@ -0,0 +1,51 @@
+name: tests
+
+on:
+  push:
+    branches: [ "2.x", "3.x", "master", "main" ]
+  pull_request:
+    branches: [ "2.x", "3.x", "master", "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ ubuntu-latest ]
+        php: [ "8.2", "8.3", "8.4" ]
+        dependency-version: [ prefer-lowest, prefer-stable ]
+
+    name: PHP ${{ matrix.php }} - ${{ matrix.dependency-version }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: mbstring, fileinfo, json
+          coverage: none
+          tools: composer:v2
+
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "dir=$(composer config cache-files-dir)" >> "$GITHUB_OUTPUT"
+
+      - name: Cache dependencies
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ matrix.os }}-php-${{ matrix.php }}-${{ matrix.dependency-version }}-${{ hashFiles('**/composer.json') }}
+          restore-keys: ${{ matrix.os }}-php-${{ matrix.php }}-${{ matrix.dependency-version }}-
+
+      - name: Install dependencies
+        run: composer update --${{ matrix.dependency-version }} --prefer-dist --no-interaction --no-progress
+
+      - name: Execute tests
+        run: vendor/bin/phpunit

.gitignore

@@ -1,10 +1,15 @@
 .settings
 .buildpath
 .project
+.idea
+.vscode
 composer.lock
 composer.phar
 google-drive-service-account.json
 build
 vendor
 .phpunit.result.cache
-.php_cs.cache
+.phpunit.cache
+.php-cs-fixer.cache
+.pint.cache
+.env