chore: tsdown dual build #6633

Job	Run time
Linter	2m 37s
Format check	45s
Unit tests (windows-latest)	2m 38s
Unit tests (ubuntu-latest)	1m 14s
Integration tests (ubuntu-latest)	1m 33s
Unit tests (macos-latest)	1m 41s
Integration tests (windows-latest)	3m 29s
Build	1m 33s
E2E tests (macos-latest)	2m 21s
Integration tests (macos-latest)	1m 49s
E2E tests (ubuntu-latest)	2m 23s
E2E tests (windows-latest)	3m 24s
	25m 27s

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