Here's an update on my friendship levels:
10: Noelle, Barbara, Amber, Keqing, Rosaria, Sucrose, Kaeya, Eula, Klee, Fischl, Lisa, Ayaka, Yanfei, Diona, Xiangling, Sayu, Raiden Shogun, Tartaglia, Jean, Sara, Beidou, Razor, Hu Tao, Xingqiu, Aloy, Chongyun, Bennett, Ningguang, Yun Jin, Diluc, Xinyan, Gorou, Thoma, Qiqi, Miko, Kokomi, Yelan
6: Shinobu
3: Heizou
As for the event I've really been dragging my feet and still haven't finished Xinyan's story. FGO's summer event is taking up a lot of my time.