build: using cross compilation in docker build #938
Merged
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What this PR does / why we need it:
The change follows https://docs.docker.com/build/guide/multi-platform/#build-using-cross-compilation to switch oras docker release build to cross-compilation. It boosts the build performance by ~7x.
Existing using emulation: 12m 9s.
New using cross-compilation : 1m 39s
Please check the following list: