updated rust version, minor fixes

vue/src/components/RssFeeds.vue

@@ -73,9 +73,14 @@ const fetchData = async () => {
         'user-token': localStorage.getItem("user-token")
       }
     });
+    const items = [];
     response.data.feeds.forEach(feed => {
-      feed.items.forEach(item => feeds.value.push({ ...item, feedTitle: feed.title }));
+      feed.items.forEach(item => items.push({ ...item, feedTitle: feed.title }));
     });
+    // timestamps are zero-padded "YYYY-MM-DD HH:MM:SS" strings, so a plain
+    // lexicographic comparison sorts them chronologically.
+    items.sort((a, b) => b.timestamp.localeCompare(a.timestamp));
+    feeds.value = items;
     await nextTick();
     setupIntersectionObserver();
   } catch (error) {
@@ -109,6 +114,10 @@ async function sync() {
 let observer; // Declare observer outside the setup function
 
 function setupIntersectionObserver() {
+  if (observer) {
+    observer.disconnect();
+  }
+
   observer = new IntersectionObserver(handleIntersection, {
     root: null, // Use the viewport as the root
     rootMargin: '0px',