Update Dockerfile to using cache layer

[piggy2303]

What type of PR is this? /kind cleanup

What this PR does / why we need it: optimize dockerfile so it can take advantage of cache layer to build docker image faster

Which issue(s) this PR fixes: Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

[thedarkjimmy]

good job

[wawa0210]

@piggy2303 Thanks your contribution, before approve,you need to fix the DCO issue

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Flag	Coverage Δ
unittests	27.61% <ø> (ø)

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

[wawa0210]

@piggy2303 Can you rebase your commits ？

[wawa0210]

@piggy2303 Hey, you need to rebase this pr to single commits