STOCKHOLM—IKEA, the world’s biggest furniture brand, is leasing more ships, buying containers, and re-routing goods between warehouses as it works hard to mitigate a “perfect storm” of global supply chain disruptions which could last into next year, executives said. The company, which earlier on Thursday reported record annual sales as locked-down consumers spent more than ever on their homes, is also reducing the number of versions of some products as it struggles with raw materials shortages to ensure its most popular items are available. “It is re-steering and re-routing. And on the retail side we have learned agility like never before because everyday you have to work with what you have. You have to find ways to solve customer needs with limitations that we have never seen before,” said Jesper Brodin, CEO of Ingka Group, which owns most IKEA stores. Jon Abrahamsson, chief executive at brand owner Inter IKEA, told …