Add Task Service api gateway and task-service fallback method

Author: cevheri

cloud-gateway/src/main/java/com/cevher/ms/cloud/gateway/FallBackController.java

@@ -15,4 +15,8 @@ public String userServiceFallBack(){
     public String departmentServiceFallBack(){
         return "FallBack Controller!.. Department Service is taking longer then Expected.";
     }
+    @GetMapping("/taskServiceFallBack")
+    public String taskServiceFallBack(){
+        return "FallBack Controller!.. Task Service is taking longer then Expected.";
+    }
 }

cloud-gateway/src/main/resources/application.yml

@@ -26,7 +26,15 @@ spring:
               args:
                 name: department-service
                 fallbackuri: forward:/departmentServiceFallBack
-
+        - id: task-service
+          uri: lb://task-service
+          predicates:
+            - Path=/tasks/**
+          filters:
+            - name: CircuitBreaker
+              args:
+                name: task-service
+                fallbackuri: forward:/taskServiceFallBack
 hystrix:
   command:
     fallbackcmd: