add: wikis system

- migrations needed
- views need to be updated to latest unit3d structure

app/Http/Controllers/WikiController.php

@@ -0,0 +1,40 @@
+<?php
+/**
+ * NOTICE OF LICENSE.
+ *
+ * UNIT3D Community Edition is open-sourced software licensed under the GNU Affero General Public License v3.0
+ * The details is bundled with this project in the file LICENSE.txt.
+ *
+ * @project    UNIT3D Community Edition
+ *
+ * @author     HDVinnie <hdinnovations@protonmail.com>
+ * @license    https://www.gnu.org/licenses/agpl-3.0.en.html/ GNU Affero General Public License v3.0
+ */
+
+namespace App\Http\Controllers;
+
+use App\Models\Wiki;
+use App\Models\WikiCategory;
+
+class WikiController extends Controller
+{
+    /**
+     * Display All Wikis.
+     */
+    public function index(): \Illuminate\Contracts\View\View|\Illuminate\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Contracts\Foundation\Application
+    {
+        $wiki_categories = WikiCategory::with(['wikis'])->get()->sortBy('position');
+
+        return view('wiki.index', ['wiki_categories' => $wiki_categories]);
+    }
+
+    /**
+     * Show A Wiki.
+     */
+    public function show(int $id): \Illuminate\Contracts\View\View|\Illuminate\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Contracts\Foundation\Application
+    {
+        $wiki = Wiki::findOrFail($id);
+
+        return view('wiki.show', ['wiki' => $wiki]);
+    }
+}