2nd attempt on Dockerhub CI

[jinhyukchang]

Summary of Changes

2nd attempt of #150

Tests

Same as #150

Documentation

What documentation did you add or modify and why? Add any relevant links then remove this line

CheckList

Make sure you have checked all steps below to ensure a timely review.

• PR title addresses the issue accurately and concisely. Example: "Updates the version of Flask to v1.0.2"
  • In case you are adding a dependency, check if the license complies with the ASF 3rd Party License Policy.
• PR includes a summary of changes, including screenshots of any UI changes.
• PR adds unit tests, updates existing unit tests, OR documents why no test additions or modifications are needed.
• In case of new functionality, my PR adds documentation that describes how to use it.
  • All the public python functions and the classes in the PR contain docstrings that explain what it does
• PR passes all tests documented in the developer guide
• I have squashed multiple commits if they address the same issue. In addition, my commits follow the guidelines from "How to write a good git commit message"

[codecov-io]

Codecov Report

Merging #152 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #152   +/-   ##
=======================================
  Coverage   53.13%   53.13%           
=======================================
  Files         106      106           
  Lines        2650     2650           
  Branches      273      273           
=======================================
  Hits         1408     1408           
  Misses       1213     1213           
  Partials       29       29

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