完善指令之间的互斥

src/main/java/com/iflytop/gd/app/command/control/SolutionAddCommand.java

@@ -33,6 +33,9 @@ public class SolutionAddCommand extends BaseCommandHandler {
 
     @Override
     public CompletableFuture<Void> handle(CmdDTO cmdDTO) {
+        if (deviceStateService.getCommandMutexState().get().isSolutionAddCommandExecuting()) {
+            throw new AppException(ResultCode.COMMAND_ALREADY_EXECUTING);
+        }
         if (deviceStateService.getCommandMutexState().get().isMoveToHeatAreaCommandExecuting()
                 || deviceStateService.getCommandMutexState().get().isMoveToSolutionAreaCommandExecuting()
                 || deviceStateService.getCommandMutexState().get().isSolutionAddCommandExecuting()