Case T-807/21: Judgment of the General Court of 6 December 2023 — QI v Commission (Civil service — Officials — Psychological harassment — Article 12a of the Staff Regulations — Request for assistance — Refusal of request — Article 24 of the Staff Regulations — Prima facie evidence — Principle of sound administration — Duty to have regard for the welfare of officials — Right to be heard — Error of assessment — Liability)