Configure PHPCS

Now will use config instead of CLI values for most things.
Will also show sniff codes.

.github/workflows/php.yml

@@ -1,27 +1,25 @@
-name: PHP Composer
+name: CI
 
-on:
-  push:
-    branches: [ trunk ]
-  pull_request:
-    branches: [ trunk ]
+on: [push]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
-
     strategy:
       matrix:
         php-versions: ['7.1', '7.2', '7.3', '7.4']
 
+    name: PHP ${{ matrix.php-versions }}
     steps:
     - uses: actions/checkout@v2
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with:
-        php-version: ${{ matrix.php-versions }}
+          php-version: ${{ matrix.php-versions }}
+
+    - name: Packagist.com Auth
+      run: composer config --global --auth http-basic.repo.packagist.com token ${{ secrets.PACKAGIST_TOKEN }}
 
     - name: Validate composer.json and composer.lock
       run: composer validate
@@ -31,7 +29,8 @@ jobs:
       with:
         composer-options: "--prefer-dist"
 
-    - name: Run test suite
-      run: ./vendor/bin/phpunit
-    - name: Run Woocommerce coding standards
-      run: ./vendor/bin/phpcs
+    - name: Run PHPUnit
+      run: vendor/bin/phpunit
+
+    - name: Run PHPCS
+      run: ./vendor/bin/phpcs--runtime-set ignore_warnings_on_exit 1 src modules woocommerce-paypal-payments.php --extensions=php

phpcs.xml.dist

@@ -25,9 +25,9 @@
 	</rule>
 
 	<arg name="extensions" value="php"/>
-	<file>./src</file>
-	<file>./modules</file>
-	<file>./woocommerce-paypal-payments.php</file>
+	<file>src</file>
+	<file>modules</file>
+	<file>woocommerce-paypal-payments.php</file>
 
 	<exclude-pattern>*/node_modules/*</exclude-pattern>
 	<exclude-pattern>*/vendor/*</exclude-pattern>