fixed project n5 and blog XML feed generation

src/routes/blog/posts.ts

@@ -6,6 +6,7 @@ export interface BlogPostDetails {
 
 	// Banner image title. If empty, defaults to banner.webp
 	banner: string;
+	bannerAlt: string;
 
 	title: string;
 
@@ -35,8 +36,9 @@ export const posts: BlogPostLink[] = [
 			date: "2026-01-31",
 			time: "20:24",
 			banner: "colossus.webp",
+			bannerAlt: "Colossus standing in the National Museum of Computing in Bletchley, UK",
 			title: "Lessons Learned",
-			description: "Colossus standing in the National Museum of Computing in Bletchley, UK.",
+			description: "A small note about how you should always check whether your finished work works as intended.",
 		}
 	},
 	{
@@ -45,6 +47,7 @@ export const posts: BlogPostLink[] = [
 			date: "2026-01-29",
 			time: "16:42",
 			banner: "girl.webp",
+			bannerAlt: "A small drawing of an anime-style girl's head.",
 			title: "Limitations",
 			description: "Something about how boundaries can foster creativity.",
 		}