another try

api-gateway.yml

   cloud:
     gateway:
       routes:
-        - id: customer
-          uri: http://localhost:8081/
-          predicates:
-            - Path=/customer/**
         - id: account
           uri: http://localhost:8082/
           predicates:
             - Path=/account/**
+        - id: customer
+          uri: http://localhost:8081/
+          predicates:
+            - Path=/customer/**
 
 management:
   endpoints: