Open Procedure, Pursuant To Articles. 59, 71 And 108 Of Legislative Decree No. 36/2023 And Subsequent Amendments, For The Award Of A Framework Agreement Concerning The Design And Construction, Assembly, Dismantling, Maintenance And Storage Of The Stands Of The Autonomous Region Of Friuli Venezia Giulia On The Occasion Of Trade Fairs, B2C (Business-To-Consumer) And B2B (Business-To-Business) Events