modify dockerfile

[weli-l]

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All modified and coverable lines are covered by tests ✅

Project coverage is 52.30%. Comparing base (c544239) to head (f10e507).
Report is 12 commits behind head on main.

see 5 files with indirect coverage changes

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[hzxuzhonghu]

add white space

[hzxuzhonghu]

/lgtm
/approve

[kmesh-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hzxuzhonghu

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