アクティビティフィードコンポーネント

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    <h2 class="text-2xl font-semibold text-gray-800 dark:text-gray-200 mb-4">Activity Feed</h2>
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                    <p class="text-gray-700 dark:text-gray-300 font-semibold">John Doe</p>
                    <p class="text-gray-600 dark:text-gray-400">Just purchased a new phone!</p>
                    <p class="text-sm text-gray-500 dark:text-gray-500">5 minutes ago</p>
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                    <p class="text-gray-700 dark:text-gray-300 font-semibold">Jane Smith</p>
                    <p class="text-gray-600 dark:text-gray-400">Left a review for "Wireless Headphones"!</p>
                    <p class="text-sm text-gray-500 dark:text-gray-500">10 minutes ago</p>
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                    <p class="text-gray-700 dark:text-gray-300 font-semibold">Alice Johnson</p>
                    <p class="text-gray-600 dark:text-gray-400">Started following you!</p>
                    <p class="text-sm text-gray-500 dark:text-gray-500">15 minutes ago</p>
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