With the AMUR RIVER still waiting offshore and Puerto Rico’s energy agencies warning of supply constraints, the federal court now faces pressure to impose a final operational framework or authorize the vessel’s entry under one side’s proposed conditions. (vesselfinder.com) By THE STAR STAFF Puerto Rico’s maritime pilots told a federal judge Thursday that they are ready to bring the liquefied natural gas (LNG) carrier AMUR RIVER into San Juan Harbor under NFEnergia LLC’s proposed operational…