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Revert "remove yarn cache"

This reverts commit 19d674f412d53f458da81a5c4290fa7eb2d0ee53.

Revert "Revert build perf"

This reverts commit ef893f0cfe7d80bd695005cfea24d481a4722bb3.
J
Joao Moreno committed
b342abd3051591b35078403b9b2636cf9dd6437a
Parent: 0354f73