fix: improve session initialization flow

- Fixed onMounted to properly set currentSession after creating default
- Ensure loadSessions is called after createSession to refresh list

src/views/SearchView.vue

@@ -607,12 +607,12 @@ onMounted(async () => {
   
   // Auto-create default session if none exists
   if (!sessionList.value.length) {
-    const defaultSession = await createSession('Default', 'keyword')
-    if (defaultSession) {
-      setCurrentSession(defaultSession)
+    const newSession = await createSession('Default', 'keyword')
+    if (newSession) {
+      setCurrentSession(newSession)
+      await loadSessions()
     }
   } else {
-    await loadSessions()
     // Set first session as current
     if (sessionList.value.length && !currentSession.value) {
       setCurrentSession(sessionList.value[0])