feat: use jiti for plugin loading #7543

Job	Run time
Build	1m 33s
Format check	45s
Unit tests (ubuntu-latest)	2m 0s
Unit tests (windows-latest)	3m 4s
Unit tests (macos-latest)	2m 31s
Integration tests (ubuntu-latest)	1m 54s
Linter	7m 52s
Integration tests (windows-latest)	3m 26s
E2E tests (ubuntu-latest)	8m 2s
E2E tests (macos-latest)	9m 15s
E2E tests (windows-latest)	16m 17s
Integration tests (macos-latest)	2m 27s
	59m 6s

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