feat: add rss feed

src/layouts/Base.astro

@@ -60,6 +60,9 @@ const { title, meta_title, description, image, noindex, canonical } =
     />
     <meta name="generator" content={Astro.generator} />
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
+    <link rel="alternate" type="application/rss+xml"
+          title="Flux RSS du blog Biblys"
+          href="/rss.xml" />
 
     <!-- google font css -->
     <AstroFont

src/layouts/partials/Footer.astro

@@ -1,9 +1,5 @@
 ---
-import Social from "@/components/Social.astro";
-import config from "@/config/config.json";
-import menu from "@/config/menu.json";
-import social from "@/config/social.json";
-import {markdownify} from "@/lib/utils/textConverter";
+import {FaRssSquare} from "react-icons/fa";
 ---
 
 <footer class="section bg-theme-dark">
@@ -18,5 +14,11 @@ import {markdownify} from "@/lib/utils/textConverter";
         En savoir plus
       </a>
     </p>
+
+    <p class="mt-12">
+      <a href="/rss.xml" aria-label="Flux RSS">
+        <FaRssSquare size="2em" />
+      </a>
+    </p>
   </div>
 </footer>

src/pages/rss.xml.ts

@@ -0,0 +1,22 @@
+import rss from '@astrojs/rss';
+import config from '@/config/config.json';
+import {getCollection} from 'astro:content';
+import {sortByDate} from "../lib/utils/sortFunctions";
+
+// noinspection JSUnusedGlobalSymbols
+export async function GET(context: { site: any; }) {
+  const posts = await getCollection('posts');
+  const sortedPosts = sortByDate(posts);
+  return rss({
+    title: config.site.title,
+    description: config.metadata.meta_description,
+    site: context.site,
+    items: sortedPosts.map((post) => ({
+      title: post.data.title,
+      pubDate: post.data.date,
+      description: post.data.description,
+      link: `/posts/${post.slug}`,
+    })),
+    customData: `<language>fr-fr</language>`,
+  });
+}