While the world shelters at home amid the coronavirus pandemic, a new celebrity couple is making quite the public debut. Ben Affleck, 47 and Knives Out star Ana de Armas, 31, have been linked since vacationing in Cuba together earlier this month. After meeting on a film set in late 2019, they’ve kept their relationship decidedly low-key—until now. Here, everything we know about the co-stars turned couple. Fall/Winter 2019: Production began on Deep River, a psychological thriller in which Affleck …