Update menu entries and fixes some profile picture problems.

Added help pages too.

app/Http/Controllers/ShortLinkController.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Entry;
+use App\Models\News;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+
+class ShortLinkController extends Controller
+{
+
+    private const array LETTER_TO_TYPE = [
+        't' => 'translations',
+        'r' => 'romhacks',
+        'h' => 'homebrew',
+        'u' => 'utilities',
+        'd' => 'documents',
+        'l' => 'lua-scripts',
+    ];
+
+    public function legacy( int $wpId )
+    {
+        $log = DB::table('migrations_logs')
+            ->where('source_system')
+            ->whereIn('source_table', ['wp_posts', 'wp_posts__news'] )
+            ->where('source_id', $wpId)
+            ->first(['target_table', 'target_id']);
+
+        abort_unless((bool)$log, 404);
+
+        if( $log->target_table == 'entries' ){
+            $entry = Entry::findOrFail($log->target_id);
+            return redirect()->route('entries.show', ['section' => $entry->type, 'entry' => $entry], 301 );
+        } else if( $log->target_table == 'news' ){
+            $news = News::findOrFail($log->target_id);
+            return redirect()->route('news.show', ['news' => $news], 301);
+        }
+
+        abort(404);
+    }
+
+    public function redirect( string $letter, int $id )
+    {
+        if( $letter === 'n' ){
+            $news = News::findOrFail($id);
+            return redirect()->route('news.show', ['news' => $news], 301 );
+        }
+
+        $type = self::LETTER_TO_TYPE[$letter] ?? abort(404);
+        $entry = Entry::where('id', $id)->where('type', $type)->firstOrFail();
+
+        return redirect()->route('entries.show', ['section' => $entry->type, 'entry' => $entry], 301 );
+    }
+
+}