Lukas Gage is living his true authentic life like never before. The openly gay 30-year-old actor – best known for “The White Lotus,” “You” and “Companion,” among others – tells all in his new memoir, “I Wrote This for Attention.” He writes candidly and humorously about his traumatic childhood, substance abuse, STDs, checking into a mental health treatment center and his short-lived marriage to celebrity hairstylist Chris Appleton. “I’m an over-sharer,” Gage tells me during a Zoom video