TFA: Rey is captured by Kylo because she separated herself from the group. Accidentally releases dangerous creatures trying to save Han.
TLJ: Rey nearly falls to the Dark Side trying to find out more about herself. Rey believes she can turn Kylo on nothing and risks herself to turn him and exposes herself to what at the time was the strongest known Dark Side Force User to her.
RoS: Let's herself get so angry that she thinks she had killed one of her friends. Let's herself get so angry that she nearly kills a distracted Kylo. She dies.
"Never fucks up" indeed. I think you and I have different definitions of fuck up. Yes, Luke's had more lasting effects on than Rey's did ... honestly it pissed me off they had Rey find out so fast Chewie was alive, that should have been saved til later in the movie or something or not happened at all.
Much better? No. Much different? Yes.The trilogy would have been so much better if he had been the protagonist