Open Procedure Pursuant To Art. 71 Of Legislative Decree N. 36/2023, For The Assignment Of The School Catering Service Of Kindergartens And Primary Schools For School Years 2025/2026 And 2026/2027, With A Renewal Option For A Further N. 2 (Two) School Years (2027/2028 And 2028/2029), Through Criteria Of The Most Economically Advantageous Offer