UI Horizontal Scrolling in Chat Text Box

[fishcharlie]

• Copilot Chat Extension Version: 0.36.0
• VS Code Version: 1.108.0 (Universal)
• OS Version: macOS 26.2 (25C56)
• Feature (e.g. agent/edit/ask mode):
• Selected model (e.g. GPT 4.1, Claude 3.7 Sonnet): N/A
• Logs: N/A

Steps to Reproduce:

Not 100% sure

1. Navigate to an existing cloud coding agent chat
2. Notice that the placeholder text in the chat text box can be scrolled horizontally

VSCodeChatScrollingIssue.mp4