Commit although could not run on localhost

app/Http/Controllers/Announcement/UpdateAnnouncementController.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Http\Controllers\Announcement;//call to announcement controller folder
+use App\Http\Controllers\Controller;//call to controller class
+
+use App\Models\Announcement;
+use Illuminate\Http\Request;
+
+class UpdateAnnouncementController extends Controller
+{
+    /**
+     * Update the specified resource in storage.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  int  $id
+     * @return \Illuminate\Http\Response
+     */
+    public function update(Request $request, $id)
+    {
+        $validatedData = $request->validate([
+            'content' => 'required',
+        ]);
+        $updated = Announcement::whereId($id)->update($validatedData);
+        if($updated)
+        {
+            session()->put('success', 'Announcement Successfully Updated!');
+            return redirect()->back();
+        }
+        //the else part
+        session()->put('error', 'There was an error updating this announcement!');
+        return redirect()->back();
+    }
+}