BEIJING—Competitors in the Beijing 2022 Winter Olympics will be subject to daily tests for COVID-19 and will be required to remain in a closed loop that includes transport between the various games venues, organizers said in guidelines released on Monday. The Chinese regime has already said international spectators will not be allowed to enter the country for the Games which will run from Feb. 4 to Feb. 20. China has all-but shut its borders to international travelers, with the number of international flights drastically reduced from pre-COVID levels, and games organizers said on Monday that domestic and foreign airlines will be encouraged to operate temporary flights available only to participants. Games participants will need to be tested for COVID-19 before arrival, and athletes and team officials must be vaccinated to avoid 21 days in quarantine, with some exceptions for medical reasons granted on a case-by-case basis. “We want everyone at …