🧹 chore: add thinking indicator

Author: SaltyAom

docs/components/arona/arona.vue

@@ -276,7 +276,7 @@
                                             isStreaming &&
                                             index === history.length - 1
                                         "
-                                        class="-translate-y-2"
+                                        class="-translate-y-4"
                                     />
                                 </motion.div>
 

docs/components/arona/typing.vue

@@ -1,7 +1,7 @@
 <template>
     <AnimatePresence>
         <motion.section
-            class="flex items-center gap-1.5 mt-2 mb-4 pl-0.5 origin-bottom-left"
+            class="flex items-center gap-1.5 mt-2 mb-4 px-2 origin-bottom-left"
             :class="props.class"
             :initial="{ opacity: 0, y: 8, scale: 0.8 }"
             :animate="{