Moved from "app/src" to "app/application".

Otherwise phpstorm doesn't understand the paths correctly. He thinks that this is not a complete application, but a package. And when creating a class, the namespace indicates “app” with a small letter, but should be “App”.

app/application/lang/en/storage.php

@@ -0,0 +1,7 @@
+<?php
+return [
+    'Trying to upload a wrong image' => 'Trying to upload a wrong image!',
+    'File_not_found'                 => 'File not found.',
+    'Attempt to replace a file'      => 'Attempt to replace a file.',
+    'Wrong file type'                => 'Wrong file type.',
+];