add ability to delete file from UI

app/Http/Controllers/V1/Update/DeleteFilesController.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace Crater\Http\Controllers\V1\Update;
+
+use Crater\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+use Crater\Space\Updater;
+
+class DeleteFilesController extends Controller
+{
+    /**
+     * Handle the incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return \Illuminate\Http\Response
+     */
+    public function __invoke(Request $request)
+    {
+        $request->validate([
+            'deleted_files' => 'required',
+        ]);
+
+        if(isset($request->deleted_files) && !empty($request->deleted_files)) {
+            Updater::deleteFiles($request->deleted_files);
+        }
+
+        return response()->json([
+            'success' => true,
+        ]);
+    }
+}