Update an existing AI Workflow Engine workflow from YAML file.

This endpoint allows updating an existing AWE workflow by uploading
a YAML file containing the new workflow configuration.

Parameters:

• request: HTTP request object containing authentication information
• awe_uuid: UUID of the AWE workflow to update
• file: YAML file containing the updated workflow configuration
• workspace_uuid: Optional workspace UUID for context

Returns:

• Dictionary containing status, workflow UUID and updated name

Raises:

• HTTPException: If workflow not found, file upload fails, or YAML parsing fails