feat: add secure module marketplace runtime (#745)

app/Support/Module/ModuleAssetVersion.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Support\Module;
+
+class ModuleAssetVersion
+{
+    public const HASH_LENGTH = 12;
+
+    public static function forPath(string $path): ?string
+    {
+        $hash = is_file($path) ? hash_file('sha256', $path) : false;
+
+        return is_string($hash) ? substr($hash, 0, self::HASH_LENGTH) : null;
+    }
+
+    public static function forContents(string $contents): string
+    {
+        return substr(hash('sha256', $contents), 0, self::HASH_LENGTH);
+    }
+}