add github action for coverage, lint and vulnerability

[WindzCUHK]

Signed-off-by: wfan [email protected]

Description

• add github action for coverage, lint and vulnerability
• fix lint problems

Type of change

• Bug fix
• New feature
• Refactoring (no functional changes, no api changes)
• Non-code changes (update documentation, pipeline, etc.)

Flags

• Breaks backward compatibility
• Requires a documentation update
• Has untestable code

---

Checklist

• Followed the guidelines in the CONTRIBUTING document
• Added prefix [skip ci]/[ci skip]/[no ci]/[skip actions]/[actions skip] in the PR title if necessary
• Tested and linted the code
• Commented the code
• Made corresponding changes to the documentation
• Passed all pipeline checking

Checklist for maintainer

• Use Squash and merge
• Double-confirm the merge message has prefix [skip ci]/[ci skip]/[no ci]/[skip actions]/[actions skip]
• Delete the branch after merge

[codecov-commenter]

Codecov Report

❗ No coverage uploaded for pull request base (master@3b00963). Click here to learn what that means.
The diff coverage is n/a.

❗ Current head fc486e8 differs from pull request most recent head d929119. Consider uploading reports for the commit d929119 to get more accurate results

@@            Coverage Diff            @@
##             master       #7   +/-   ##
=========================================
  Coverage          ?   92.73%           
=========================================
  Files             ?       15           
  Lines             ?     1556           
  Branches          ?        0           
=========================================
  Hits              ?     1443           
  Misses            ?       89           
  Partials          ?       24           

Flag	Coverage Δ
unittests	92.73% <0.00%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

[github-advanced-security]

This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.