お知らせ編集画面の表示のみ実装

app/Http/Controllers/Admin/InfoController.php

@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Http\Controllers\Admin;
+
+use App\Information;
+use Illuminate\Http\Request;
+use App\Http\Controllers\Controller;
+
+class InfoController extends Controller
+{
+    public function index()
+    {
+        $informations = Information::query()
+            ->select('id', 'category', 'pinned', 'title', 'created_at')
+            ->orderByDesc('pinned')
+            ->orderByDesc('created_at')
+            ->paginate(20);
+
+        return view('admin.info.index')->with([
+            'informations' => $informations,
+            'categories' => Information::CATEGORIES
+        ]);
+    }
+
+    public function create()
+    {
+        // TODO
+    }
+
+    public function edit($id)
+    {
+        $information = Information::findOrFail($id);
+
+        return view('admin.info.edit')->with([
+            'info' => $information,
+            'categories' => Information::CATEGORIES
+        ]);
+    }
+
+    public function update(Request $request)
+    {
+        // TODO
+    }
+}