feat: add catalogue page for individual items

src/_layouts/catalogue.html

@@ -0,0 +1,16 @@
+---
+layout: base
+---
+
+<article class="[ catalogue ]">
+    <section class="[ meta ] [ flex justify-between mb-1 ]">
+        <div>
+            <h1>{{ title }}</h1>
+            <h2>{{ subtitle }}</h2>
+        </div>
+        {% if image %}
+            <div>{% image image, "", "" %}</div>
+        {% endif %}
+    </section>
+    {{ content | safe }}
+</article>

src/assets/css/blocks/catalogue.css

@@ -0,0 +1,3 @@
+.catalogue .meta img {
+  inline-size: 10rem;
+}

src/content/catalogue/books/books.json

@@ -1,5 +1,5 @@
 {
-  "layout": "base",
+  "layout": "catalogue",
   "tags": "books",
   "permalink": "books/{{ page.fileSlug }}/index.html"
 }

src/content/catalogue/games/games.json

@@ -0,0 +1,5 @@
+{
+  "layout": "catalogue",
+  "tags": "games",
+  "permalink": "games/{{ page.fileSlug }}/index.html"
+}