Implemented last CRUD

+ CRUD Room
+ echo WS

docker-compose.yml

@@ -2,7 +2,7 @@ version: '3'
 
 services:
 
-  mariadb:
+  mariadb_devweb:
     image: mariadb:latest
     container_name: mariadb
     networks:
@@ -19,7 +19,7 @@ services:
     ports:
       - 3308:3306
 
-  tomcat:
+  tomcat_devweb:
     image: tomcat:8.0-jre8-alpine
     container_name: tomcat
     depends_on:
@@ -36,7 +36,7 @@ services:
       - mariadb
       - websocket
   
-  websocket:
+  websocket_devweb:
     build:
       context: .
       dockerfile: ./dockfile/websocket.dockfile
@@ -53,7 +53,7 @@ services:
     links:
       - mariadb
 
-  nginx:
+  nginx_devweb:
     image: nginx:latest
     container_name: nginx
     depends_on: