Fix exception when directory doesn't exist during cache clear

Author: Bradie Tilley

classes/Resizer.php

@@ -1051,6 +1051,11 @@ public static function clearFiles(Carbon $minAge = null, string $directory = nul
     {
         $directory = $directory ?? Settings::getBasePath();
 
+        // Skip if the directory doesn't exist
+        if (!is_dir($directory)) {
+            return 0;
+        }
+
         $files = collect(File::allFiles($directory))
             ->transform(function ($file) use ($minAge) {
                 $delete = true;

updates/version.yaml

@@ -51,4 +51,6 @@
 2.2.2:
   - Fix MySQL issue where text fields had default values
 2.2.3:
-  - Improvements to Permalinks
+  - Improvements to Permalinks
+2.2.4:
+  - Fix exception when directory doesn't exist during cache clear