add volume for frontend service, add run-dev target in Dockerfile

docker-compose.yaml

@@ -36,10 +36,13 @@ services:
   frontend:
     build:
       context: ./frontend
+      target: dev-run
     container_name: calendar-frontend
     restart: always
+    volumes:
+      - ./frontend/src:/app/src
     ports:
-      - "3000:80"
+      - "3000:3000"
 
 volumes:
   redis_data:

frontend/Dockerfile

@@ -8,7 +8,12 @@ COPY . /app
 
 RUN npm run build
 
-FROM nginx:1.23-alpine
+
+FROM node-build AS dev-run
+cmd ["npm", "run", "start"]
+
+
+FROM nginx:1.23-alpine as prod-run
 
 COPY --from=node-build /app/build /usr/share/nginx/html
 COPY nginx.conf /etc/nginx/conf.d/default.conf