Update Aside.vue

components/i/Aside.vue

 <template>
-    <div class="flex-grow bg-gray-100 dark:bg-gray-900">
+    <div class="flex-grow bg-gray-100 dark:bg-gray-900 border-r border-gray-200 dark:border-gray-800">
         <h1>GitBot</h1>
     </div>
-    <div class="h-16 bg-gray-100 dark:bg-gray-900 flex items-center justify-center">
+    <div class="h-16 bg-gray-100 dark:bg-gray-900 border-r border-gray-200 dark:border-gray-800 flex items-center justify-center">
         <UButton
             :icon="isDark ? 'i-heroicons-moon-20-solid' : 'i-heroicons-sun-20-solid'"
             color="white"