fix: add narrow layout file back

Author: yasinmiran

src/layouts/narrow.astro

@@ -0,0 +1,26 @@
+---
+import DefaultLayout from "./default.astro";
+const { frontmatter } = Astro.props;
+---
+
+<!--<DefaultLayout>-->
+<!--    <main class="relative">-->
+<!--        <img alt="Cover Image"-->
+<!--             src={frontmatter.cover}-->
+<!--             class="absolute top-24 h-32 w-full object-cover lg:h-48"/>-->
+<!--        <div class="mx-auto max-w-3xl px-4 sm:px-6 lg:px-8">-->
+<!--            <slot/>-->
+<!--        </div>-->
+<!--    </main>-->
+<!--</DefaultLayout>-->
+
+<DefaultLayout>
+    <main class="mx-auto max-w-2xl content">
+        <h1 class="text-3xl font-bold tracking-tight sm:text-5xl">
+            {frontmatter.title}
+        </h1>
+        <div>
+            <slot/>
+        </div>
+    </main>
+</DefaultLayout>