chore: tsdown dual build #6632

Job	Run time
Linter	2m 30s
Format check	37s
Unit tests (windows-latest)	2m 13s
Build	1m 30s
Unit tests (macos-latest)	1m 58s
E2E tests (ubuntu-latest)	2m 31s
Integration tests (windows-latest)	3m 39s
E2E tests (macos-latest)	2m 29s
Unit tests (ubuntu-latest)	1m 12s
Integration tests (ubuntu-latest)	1m 28s
E2E tests (windows-latest)	3m 19s
Integration tests (macos-latest)	2m 7s
	25m 33s

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