improvement: update Dockerfile (#4799)
* [Dockerfile] Use `--no-cache` instead of `--update` for `apk add` To prevent unnecessary cache in the Docker image. * [Dockerfile] Use `COPY` instead of `ADD` for non tarball file copying * [Dockerfile] Update base image from Alpine v3.5 to v3.8
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@@ -1,4 +1,4 @@
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FROM alpine:3.5
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FROM alpine:3.8
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LABEL maintainer="fehguy"
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LABEL maintainer="fehguy"
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@@ -16,14 +16,14 @@ ENV SWAGGER_JSON "/app/swagger.json"
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ENV PORT 8080
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ENV PORT 8080
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ENV BASE_URL ""
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ENV BASE_URL ""
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RUN apk add --update nginx
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RUN apk add --no-cache nginx
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RUN mkdir -p /run/nginx
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RUN mkdir -p /run/nginx
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COPY nginx.conf /etc/nginx/
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COPY nginx.conf /etc/nginx/
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# copy swagger files to the `/js` folder
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# copy swagger files to the `/js` folder
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ADD ./dist/* /usr/share/nginx/html/
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COPY ./dist/* /usr/share/nginx/html/
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ADD ./docker-run.sh /usr/share/nginx/
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COPY ./docker-run.sh /usr/share/nginx/
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EXPOSE 8080
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EXPOSE 8080
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