Added queue for the user message with limit of 5

[Kitenite]

Description

Added a queue of size 5 when the ai is still processing users message

Related Issues

related onlook-dev#1768

Type of Change

• Bug fix
• New feature
• Documentation update
• Release
• Refactor
• Other (please describe):

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Important

Introduces a message queue in ChatManager with a limit of 5, queuing messages when busy and processing them sequentially.

• Behavior:
  • Adds a message queue in ChatManager with a limit of 5 messages.
  • Messages are queued when isWaiting is true and processed sequentially.
  • Displays queue size in ChatInput.tsx when messages are queued.
• Functions:
  • processMessageQueue() and processMessage() in ChatManager handle message queuing and processing.
  • sendNewMessage() in ChatManager queues messages if busy.
• Types:
  • Adds QueuedMessage type in conversation/index.ts for queued messages.

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