Have mercy! Lori Loughlin reported to the Federal Correctional Institution in Dublin, Calif., on Oct. 30 to start her two-month sentence for her role in the college admissions cheating scandal. And life behind bars has been anything but a breeze. Sources say the Full House actress, 56, is being forced to quarantine for two weeks at the minimum-security prison, the same one where Felicity Huffman served 11 days of her sentence, due to the coronavirus pandemic. “The first few days were dreadful. Handing over her clothes and being searched was downright humiliating,” a source tells Life & Style. “She can’t sleep, between the cellblock doors clanking and the prisoners talking all night, and she can’t eat. She’s on edge 24/7, always looking over her shoulder.” But the worst is yet…