activateModel method
Implementation
Future<void> activateModel() async {
final model = selectedModel.value;
if (model == null) return;
await _auth.saveProviderConfig(
type: ApiProviderType.ollama,
model: model,
baseUrl: _ollama.openAiBaseUrl,
);
try {
final chat = Sint.find<ChatController>();
await chat.reconfigure();
} catch (_) {}
}