remake of REST Controllers

backend/src/main/java/com/htopweb/system/SystemProcessesController.java

@@ -1,8 +1,11 @@
+
 package com.htopweb.system;
 
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
+import reactor.core.publisher.Mono;
+import reactor.core.scheduler.Schedulers;
 
 import java.util.List;
 
@@ -19,7 +22,8 @@ public class SystemProcessesController {
     }
 
     @GetMapping("/processes")
-    public List<ProcessInfoResponse> getProcesses() {
-        return _systemProcessesService.getProcesses();
+    public Mono<List<ProcessInfoResponse>> getProcesses() {
+        return Mono.fromCallable(_systemProcessesService::getProcesses)
+                .subscribeOn(Schedulers.boundedElastic());
     }
-}
+}