Add haiku for cli (#1794)

* Add haiku for cli

* Update src/extension/agents/copilotcli/node/copilotCli.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: rebornix

src/extension/agents/copilotcli/node/copilotCli.ts

@@ -86,6 +86,10 @@ export class CopilotCLIModels implements ICopilotCLIModels {
 			id: 'claude-sonnet-4',
 			name: 'Claude Sonnet 4'
 		},
+		{
+			id: 'claude-haiku-4.5',
+			name: 'Claude Haiku 4.5'
+		},
 		{
 			id: 'gpt-5',
 			name: 'GPT-5'