maciejpedzi.ch/src/layouts/BlogPost.astro

---
import type { CollectionEntry } from 'astro:content';

import BaseLayout from '../layouts/BaseLayout.astro';
import FormattedDate from '../components/FormattedDate.astro';

type Props = CollectionEntry<'blog'>['data'];

const { title, description, pubDate, draft, tags, categories } = Astro.props;
const [category] = categories;
---

<BaseLayout title={title} description={description}>
  <article>
    <h1 class="title">{title}</h1>
    <div id="metadata">
      <p>date published: <FormattedDate date={pubDate} /></p>
      <p>
        category:
        <span>
          <a href={`/blog/categories/${encodeURIComponent(category)}`}
            >{category}</a
          >
        </span>
      </p>
      <p>
        <span
          set:html={'tags: ' +
            tags
              .map((tag) => `<a href="/blog/tags/${tag}">${tag}</a>`)
              .join(', ')}
        />
        {
          draft && (
            <div id="draft-warning">
              <strong>
                This is a draft! Its content is subject to change.
              </strong>
            </div>
          )
        }
      </p>
      <slot />
    </div>
  </article>

  <style>
    #metadata p {
      margin-top: 0;
      margin-bottom: 0.2rem;
    }

    .title {
      font-size: 2em;
      margin: 0;
    }

    #metadata p,
    #draft-warning,
    .title {
      text-align: center;
    }
  </style>
</BaseLayout>