optimize docker image size #76
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| # build image | |||
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the magic of Rocker is we can separate the build and runtime image.
the build image container all resource or dependencies required at build time.
once the build success, copy it to the runtime image which based on alpine.
so the final image is alpine + MailHog executable binary.
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awesome 👍 thanks @missedone! |
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this PR is to optimize the mailhog/MailHog docker image size by building with Rocker tool.
Originally, the image size is around 600MB:
Now, it's around 39MB:
please follow instructions to install Rocker first, then you can build as simple as: