fix: Fix to Uninitialized Variable

Author: usernane

webfiori/framework/cli/commands/RunSQLQueryCommand.php

@@ -219,7 +219,8 @@ private function queryFromFile($schema) {
             if (File::isFileExist($filePath)) {
                 $file = new File($filePath);
                 $file->read();
-
+                $mime = $file->getMIME();
+                
                 if ($mime == 'application/sql' || $mime == 'application/x-sql') {
                     break;
                 } else {