The Singapore Grand Prix returns to the Marina Bay Street Circuit from Oct 9 to 11, and for the first time the weekend includes a full Sprint race alongside the usual Friday-to-Sunday night schedule. It’s reason enough to book early, and reason enough to think harder than usual about where you’re staying. Race week reshapes the city centre: Roads close in stages, MRT stations near the circuit get busy, and getting from a hotel lobby to a grandstand gate takes longer than it would on any other weekend of the year. It’s also one of the busiest stretches Singapore sees all year, and hotel rates move accordingly well before the lights go…