update setup dockerize

Dockerfile

@@ -1,2 +1,3 @@
 FROM nginx:alpine
 COPY ./src /usr/share/nginx/html
+EXPOSE 80

docker-compose.yml

@@ -1,10 +1,6 @@
 version: "3.3"
 services:
       frontend:
-    container_name: adw-gantt
-    restart: unless-stopped
-    build: .
+          image: gantt_app
           ports:
-      - "80:8000"
-      - "443:443"
-    stdin_open: true
+            - "8446:80"