[WIP] setcap & add user docker image

[WindzCUHK]

Description

fix for CIS 4.1 check

authorization-proxy/.github/workflows/docker-build-publish.yaml

Line 133 in 6a88d28

# TODO: Skipping CIS 4.1 check until https://github.com/yahoojapan/authorization-proxy/pull/95 is fixed.

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

Related issue/PR

• migrated from: [patch] [WIP] setcap in docker image yahoojapan/authorization-proxy#96

---

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