OTTAWA—Canada is set to detail what quarantine rules citizens and permanent residents who are fully vaccinated against COVID-19 will soon have to follow when entering the country. Public Safety and Emergency Preparedness Minister Bill Blair said last week that “measures” would be announced today that will apply to immunized Canadians, as well as foreign nationals who are permitted entry. Currently, those without citizenship or resident status can enter the country only if their travel is related to work, school or other essential business, but not for leisure. As more Canadians get inoculated against COVID-19 and summer weather has people itching to take some long−awaited trips, pressure is building for the Liberal government to begin relaxing some of its border and quarantine rules. Over the weekend the country hit an important target of having 75 percent of its eligible population receive one dose and 20 percent get two, providing the latter …