v5.0.0 update

app/Http/Controllers/V1/Admin/Expense/ShowReceiptController.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace Crater\Http\Controllers\V1\Admin\Expense;
+
+use Crater\Http\Controllers\Controller;
+use Crater\Models\Expense;
+
+class ShowReceiptController extends Controller
+{
+    /**
+     * Retrieve details of an expense receipt from storage.
+     *
+     * @param   \Crater\Models\Expense $expense
+     * @return  \Illuminate\Http\JsonResponse
+     */
+    public function __invoke(Expense $expense)
+    {
+        $this->authorize('view', $expense);
+
+        if ($expense) {
+            $media = $expense->getFirstMedia('receipts');
+
+            if ($media) {
+                return response()->file($media->getPath());
+            }
+
+            return respondJson('receipt_does_not_exist', 'Receipt does not exist.');
+        }
+    }
+}