Add support for PHP 8.4 alpha versions

docs/runtimes.mdx

@@ -92,6 +92,8 @@ Bref currently provides runtimes for PHP 8.0, 8.1, 8.2 and 8.3:
 - `php-81-console`
 - `php-80-console`
 
+Bref also provides runtimes for alpha versions of PHP 8.4.
+
 <Callout>
     `php-80` means PHP 8.0.\*. It is not possible to require a specific "patch" version. The latest Bref versions always aim to support the latest PHP versions, so upgrade via Composer frequently to keep PHP up to date.
 </Callout>

index.js

@@ -47,7 +47,7 @@ class ServerlessPlugin {
             .filter(name => !name.startsWith('arm-'));
         // Console runtimes must have a PHP version provided
         this.runtimes = this.runtimes.filter(name => name !== 'console');
-        this.runtimes.push('php-80-console', 'php-81-console', 'php-82-console', 'php-83-console');
+        this.runtimes.push('php-80-console', 'php-81-console', 'php-82-console', 'php-83-console', 'php-84-console');
 
         this.checkCompatibleRuntime();
 

utils/layers.json/update.php

@@ -13,6 +13,8 @@
 require_once __DIR__ . '/../../vendor/autoload.php';
 
 const LAYER_NAMES = [
+    'php-84',
+    'php-84-fpm',
     'php-83',
     'php-83-fpm',
     'php-82',
@@ -21,6 +23,8 @@
     'php-81-fpm',
     'php-80',
     'php-80-fpm',
+    'arm-php-84',
+    'arm-php-84-fpm',
     'arm-php-83',
     'arm-php-83-fpm',
     'arm-php-82',