Qatar Airways on Thursday posted a record net profit of $1.54 billion for the 2021-2022 financial year, a result it attributed to a “successful strategy” during the coronavirus pandemic. “This profit is not only a record for Qatar Airways Group, but also a record among all other airlines that have published financial results for this financial year worldwide,” the state-owned airline said in a statement. Qatar Airways was buoyed during the pandemic’s hardest months with a $3 billion lifeline from the Qatari government that helped keep its operations afloat as it struggled with long-haul travel…