messages

type Model interface {
	layout.Model
	layout.Sizeable
	layout.Focusable
	layout.Help

	AddUserMessage(content string) tea.Cmd
	AddErrorMessage(content string) tea.Cmd
	AddAssistantMessage() tea.Cmd
	AddSeparatorMessage() tea.Cmd
	AddOrUpdateToolCall(agentName string, toolCall tools.ToolCall, status types.ToolStatus) tea.Cmd
	AddToolResult(toolCall tools.ToolCall, result string, status types.ToolStatus) tea.Cmd
	AppendToLastMessage(agentName string, content string) tea.Cmd
	ClearMessages()
	ScrollToBottom() tea.Cmd
	FocusToolInConfirmation() tea.Cmd
}