update docker

Dockerfile.test

@@ -23,6 +23,10 @@ RUN rm -f .npmrc
 COPY . ./
 
 FROM node:13.12.0-alpine
+WORKDIR /app
+
+EXPOSE 3000
+
 COPY --from=build /app /app
 
 CMD ["npm", "start"]

docker-compose.test.yml

@@ -5,3 +5,4 @@ services:
         build:
             context: .
             dockerfile: Dockerfile.test
+        command: npm run test