fix: update RSS feed generation to use full site URL and adjust blog post links with base path

Author: nicholasdbrady

src/pages/blog/index.astro

@@ -93,7 +93,7 @@ const posts = (await getCollection('blog')).sort(
 					{
 						posts.map((post) => (
 							<li>
-								<a href={`/blog/${post.id}/`}>
+								<a href={`/cookbook/blog/${post.id}/`}>
 									<img width={720} height={360} src={post.data.heroImage} alt="" />
 									<h4 class="title">{post.data.title}</h4>
 									<p class="date">

src/pages/rss.xml.js

@@ -1,16 +1,47 @@
-import rss from '@astrojs/rss';
+import rss, { pagesGlobToRssItems } from '@astrojs/rss';
 import { getCollection } from 'astro:content';
 import { SITE_TITLE, SITE_DESCRIPTION } from '../consts';
 
 export async function GET(context) {
-	const posts = await getCollection('blog');
-	return rss({
-		title: SITE_TITLE,
-		description: SITE_DESCRIPTION,
-		site: context.site,
-		items: posts.map((post) => ({
-			...post.data,
-			link: `/blog/${post.id}/`,
-		})),
-	});
-}
+  // Get the raw site URL and remove a trailing slash, if any.
+  const rawSite =
+    typeof context.site === 'string' ? context.site : context.site.href;
+  const trimmedSite = rawSite.replace(/\/$/, '');
+
+  // Append your base from astro.config.mjs.
+  const basePath = '/cookbook/';
+  const fullSiteUrl = trimmedSite + basePath; // e.g. "https://nicholasdbrady.github.io/cookbook/"
+
+  // Fetch your blog posts from your content collection.
+  const posts = await getCollection('blog', ({ data }) => !data.draft);
+
+  // Process each post to create an RSS item.
+  const items = await Promise.all(
+    posts.map(async (post) => {
+      const { Content } = await post.render();
+      // Use fullSiteUrl to resolve heroImage.
+      const heroImageHTML = post.data.heroImage
+        ? `<p><img src="${new URL(post.data.heroImage, fullSiteUrl).href}" alt="${post.data.title} Hero Image" /></p>`
+        : '';
+      return {
+        title: post.data.title,
+        // Use fullSiteUrl to construct the item link.
+        link: new URL(`blog/${post.slug}/`, fullSiteUrl).href,
+        pubDate: post.data.pubDate,
+        description: post.data.description,
+        content: heroImageHTML + post.body,
+        categories: post.data.tags || [],
+        author: post.data.author || undefined,
+      };
+    })
+  );
+
+  return rss({
+    title: SITE_TITLE,
+    description: SITE_DESCRIPTION,
+    site: fullSiteUrl, // This ensures the channel <link> is "https://nicholasdbrady.github.io/cookbook/"
+    items,
+    trailingSlash: true, // To match your astro.config.mjs trailingSlash: "always"
+    customData: `<language>en-us</language>`,
+  });
+}