security: configured secure mongo pass

docker-compose-debug.yml

@@ -2,8 +2,12 @@
 version: "3.7"
 
 services:
-  mongo:
+  util-bills-mongo:
     image: mongo:4.4.27
+    ulimits:
+      nofile:
+        soft: 64000
+        hard: 64000
     restart: always
     ports:
       - 27017:27017
@@ -12,13 +16,13 @@ services:
       MONGO_INITDB_ROOT_PASSWORD: example
     volumes:
       - ./mongo-volume:/data/db
-  mongo-express:
+  util-bills-mongo-express:
     image: mongo-express
     restart: always
     ports:
       - 8081:8081
     environment:
       ME_CONFIG_MONGODB_ADMINUSERNAME: root
-      ME_CONFIG_MONGODB_ADMINPASSWORD: example
-      ME_CONFIG_MONGODB_URL: mongodb://root:example@mongo:27017/
+      ME_CONFIG_MONGODB_ADMINPASSWORD: HjktJCPWMBtM1ACrDaw7
+      ME_CONFIG_MONGODB_URL: mongodb://root:HjktJCPWMBtM1ACrDaw7@util-bills-mongo:27017/