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port number from environment #6

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5 changes: 3 additions & 2 deletions example-1/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,8 +1,9 @@
FROM node:12.18.1-alpine

# in case that you want to set the port number in the image and not in the app uncomment by removing # sign from below line.
# ENV PORT=3000
WORKDIR /usr/src/app
COPY package*.json ./
RUN npm install --only=production
COPY ./src ./src
COPY ./videos ./videos
CMD npm start
CMD npm start