An Algerian oil tanker set sail Thursday for power-hungry Lebanon, official media said, with 30,000 tonnes of fuel destined to restart turbines in the country grappling with years of economic meltdown. Clashes in Lebanon’s south since last October has only added to the troubles of a country which is politically largely rudderless, whose economy collapsed five years ago and where power blackouts are routine. Prime Minister Nadir Larbaoui spoke by telephone with his Lebanese counterpart, caretaker Prime Minister Najib Mikati, “to inform him of the decision taken by President Tebboune to stand be…