private EdgeAction makeToolsToModelEdge(String modelDestination, String endDestination) {
	return state -> {
		// 1. Extract last AI message and corresponding tool messages
		ToolResponseMessage toolResponseMessage = fetchLastToolResponseMessage(state);
		// 2. Exit condition: All executed tools have return_direct=True
		if (toolResponseMessage != null && !toolResponseMessage.getResponses().isEmpty()) {
			boolean allReturnDirect = toolResponseMessage.getResponses().stream().allMatch(toolResponse -> {
				String toolName = toolResponse.name();
				return false; // FIXME
			});
			if (allReturnDirect) {
				return endDestination;
			}
		}

		// 3. Default: Continue the loop
		//    Tool execution completed successfully, route back to the model
		//    so it can process the tool results and decide the next action.
		return modelDestination;
	};
}