CELEX:62020CA0361: Case C-361/20 P: Judgment of the Court (Seventh Chamber) of 13 January 2022 — YG v European Commission (Appeal — Civil service — Official — Promotion — 2017 promotion procedure — Decision not to promote the appellant — Article 45(1) of the Staff Regulations of Officials of the European Union — Comparison of the merits — Principle of equal treatment — Duty to state reasons)