feat: run setup:di:compile on push (#116)

* feat: run setup:di:compile on push

* feat: use mage-os/github-actions/cache-magento

* Removed fetch-depth

* Update example usage

* Switch to PHP 8.3 as default

* Update docs

---------

Co-authored-by: Fabrizio Balliano <fabrizio.balliano@gmail.com>
Co-authored-by: Ryan Hoerr <rhoerr@users.noreply.github.com>

setup-di-compile/README.md

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+# Magento 2 setup:di:compile action
+A Github Action that runs `php bin/magento setup:di:compile` and checks for compilation errors.
+
+## Inputs
+
+See the [action.yml](./action.yml)
+
+## Usage
+
+```yml
+name: Magento setup:di:compile check
+
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
+
+jobs:
+  setup-di-compile:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: mage-os/github-actions/setup-di-compile@main
+      with:
+        php_version: "8.3"
+        composer_version: "2"
+```

setup-di-compile/action.yml

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+name: "Magento compilation (setup:di:compile)"
+author: "MageOS"
+description: "A Github Action that runs bin/magento setup:di:compile."
+
+inputs:
+  php_version:
+    required: true
+    default: "8.3"
+    description: "PHP version used to run setup:di:compile."
+
+  composer_version:
+    required: true
+    default: "2"
+    description: "The version of composer to use."
+
+runs:
+  using: composite
+  steps:
+    - name: Checkout Project
+      uses: actions/checkout@v3
+
+    - name: Get changed files that could break compilation
+      uses: tj-actions/changed-files@v39
+      id: changed-files
+      with:
+        files_yaml: |
+          magento:
+            - 'composer.lock'
+            - 'composer.json'
+            - '**/*.php'
+            - '**/*.xml'
+
+    - name: Set PHP Version
+      if: steps.changed-files.outputs.magento_any_changed == 'true'
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ inputs.php_version }}
+        tools: composer:v${{ inputs.composer_version }}
+        coverage: none
+
+    - uses: mage-os/github-actions/cache-magento@main
+      with:
+        mode: 'store'
+
+    - name: Install composer dependencies
+      if: steps.changed-files.outputs.magento_any_changed == 'true'
+      shell: bash
+      run: composer install
+
+    - name: Enable all modules
+      if: steps.changed-files.outputs.magento_any_changed == 'true'
+      shell: bash
+      run: php bin/magento module:enable --all
+
+    - name: Compile
+      if: steps.changed-files.outputs.magento_any_changed == 'true'
+      shell: bash
+      run: php bin/magento setup:di:compile