[PPN-211113] Implement spring config client

sender/src/main/resources/application.yml

@@ -0,0 +1,19 @@
+spring:
+  application:
+#    name: ppn-sender
+    name: app1
+  main:
+    allow-bean-definition-overriding: true
+  profiles:
+    active: development
+  freemarker:
+    enabled: false
+
+server:
+  port: 20080
+
+management:
+  endpoints:
+    web:
+      exposure:
+        include: refresh