fix: function name

Author: WayneGoosen

src/pages/rss.xml.ts

@@ -2,7 +2,7 @@ import rss from '@astrojs/rss'
 import { getCollection } from 'astro:content'
 import { siteConfig } from '@/site-config'
 
-export async function get() {
+export async function GET() {
 	const posts = await getCollection('blog')
 	return rss({
 		title: siteConfig.title,