Explicitly set mapped port in docker-compose

Author: VeljkoMaksimovic

ee/ephemeral_environments/docker-compose.yml

@@ -11,7 +11,7 @@ services:
       args:
         - BUILD_ENV=test
     ports:
-      - "50051"
+      - 60051:50051
     env_file:
       - .env
     volumes:
@@ -41,4 +41,4 @@ services:
 
 volumes:
   postgres-data:
-    driver: local
+    driver: local