update fix conlict manual

Dockerfile

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

docker-compose.yml

@@ -1,9 +1,7 @@
 version: "3.3"
 services:
-  frontend:
-    container_name: adw-gantt
-    restart: unless-stopped
-    build: .
-    ports:
-      - "8000:8000"
-    stdin_open: true
+      frontend:
+          image: gantt_app
+          ports:
+            - "8446:80"
+