Merge pull request #185 from Laravel-Backpack/fix-build-stringable-value-bug

Fix: `build` command triggered an error on Laravel 8

Author: tabacitu

src/Console/Commands/BuildBackpackCommand.php

@@ -68,13 +68,12 @@ private function getModels(string $path): array
             }
 
             // Try to load it by path as namespace
-            $class = Str::of($filepath)
+            $class = (string) Str::of($filepath)
                 ->after(base_path())
                 ->trim('\\/')
                 ->replace('/', '\\')
                 ->before('.php')
-                ->ucfirst()
-                ->value();
+                ->ucfirst();
 
             $result = $this->validateModelClass($class);
             if ($result) {