feat: Create sample for teaser message feature

[liamcho]

Changes

• N/A

doc: teaser message
ticket: AC-4308

Sendbird.AI.ChatBot.2.webm

Additional Notes

• How to use?

    <App
      applicationId={appId}
      botId={botId}
      locale={locale}
      apiHost={host.apiHost}
      wsHost={host.wsHost}
      botStudioEditProps={{
        teaserMessages: [
          '👋 Hi! I am a Chatbase AI, ask me anything about Chatbase!',
          'By the way, you can create a chatbot like me for your website! 😊',
        ],
      }}
    />

Checklist

Before requesting a code review, please check the following:

• [Required] CI has passed all checks.
• [Required] A self-review has been conducted to ensure there are no minor mistakes.
• [Required] Unnecessary comments/debugging code have been removed.
• [Required] All requirements specified in the ticket have been accurately implemented.
• Ensure the ticket has been updated with the sprint, status, and story points.

[netlify]

✅ Deploy Preview for chat-ai-widget ready!

Name	Link
🔨 Latest commit	070ee68
🔍 Latest deploy log	https://app.netlify.com/sites/chat-ai-widget/deploys/6735918a29ed3300083be2c8
😎 Deploy Preview	https://deploy-preview-389--chat-ai-widget.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[liamcho]

요건 픽스가 필요한 버그.

[github-actions]

Size Change: +1.41 kB (+0.23%)

Total Size: 605 kB

Filename	Size	Change
./dist/__bundle-46d64517-********.js	4.01 kB	+1 B (+0.02%)
./dist/__bundle-b5ef7de4-********.js	891 B	+1 B (+0.11%)
./dist/index-********.js	306 kB	+709 B (+0.23%)
./dist/index.es.js	175 B	+2 B (+1.16%)
./dist/index.umd.js	283 kB	+691 B (+0.24%)
./dist/Placeholder.error-********.js	346 B	+2 B (+0.58%)
./dist/Placeholder.loading-********.js	185 B	+2 B (+1.09%)
./dist/Placeholder.noChannels-********.js	184 B	+2 B (+1.1%)
./dist/Placeholder.noMessages-********.js	183 B	+1 B (+0.55%)
./dist/PlaceholderCommon-********.js	246 B	+2 B (+0.82%)

ℹ️ View Unchanged

Filename	Size
./dist/__bundle-7c3d40f4-********.js	21 B
./dist/style.css	8.62 kB

_{compressed-size-action}