refactor(core): using import defer

[chenjiahan]

Summary

WIP

TODO

• Rspack panic (@ahabhgk )

• Rslint needs to upgrade typescript-go to support import defer. (https://github.com/microsoft/typescript-go/pull/1826)
• Prettier does not support import defer yet (can be resolved via @prettier/plugin-oxc) (https://github.com/prettier/prettier/issues/18180)

Checklist

• [ ] Tests updated (or not required).
• [ ] Documentation updated (or not required).

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