By Christian May With half term holidays upon us, Portugal is a safe bet for a bit of winter sun. The forecast for Lisbon this week is 24 degrees and sunny, whereas London is set to be much cooler with rain sweeping in by Friday. Things may get even gloomier when the Chancellor unveils her Budget next week. Portugal has many charms, and its current openness to international entrepreneurs is just one of them. Over the weekend, the founder and author Daniel Priestley, posted on X, “I’m in several WhatsApp groups of UK entrepreneurs/founders. There’s only one conversation trending at the moment –…