seo improvements

resources/views/books/show.blade.php

@@ -1,5 +1,37 @@
 @extends('layouts.app')
 
+@section('page_title')
+    {{ $book->title }}
+    by
+    @if($book->authors && $book->authors->count())
+        {{ $book->authors->pluck('name')->join(', ') }}
+    @elseif($book->author)
+        {{ $book->author }}
+    @endif
+    - Summary by OpenTextSummaries
+@endsection
+
+@section('meta_description')
+    @php
+        $raw = '';
+        if ($book->summary && $book->summary->content) {
+            $raw = strip_tags($book->summary->content);
+        } elseif (!empty($book->description)) {
+            $raw = strip_tags($book->description);
+        } else {
+            $authorNames = '';
+            if ($book->authors && $book->authors->count()) {
+                $authorNames = $book->authors->pluck('name')->join(', ');
+            } elseif (!empty($book->author)) {
+                $authorNames = $book->author;
+            }
+            $raw = trim($book->title . ($authorNames ? ' by ' . $authorNames : '') . ' — summary and key insights.');
+        }
+        $desc = \Illuminate\Support\Str::limit(preg_replace('/\s+/', ' ', $raw), 160, '…');
+    @endphp
+    {{ $desc }}
+@endsection
+
 @section('content')
 <article class="bg-white rounded-lg shadow overflow-hidden">
     <div class="md:flex">
@@ -81,6 +113,10 @@
             @endauth
         @endif
 
+        <div class="mt-8 pt-6 border-t">
+            @include('layouts.donate_widget')
+        </div>
+
         <div class="mt-8 pt-6 border-t">
             <h3 class="text-lg font-semibold mb-2">Is this summary inaccurate?</h3>
             @auth