Case C-101/21: Judgment of the Court (Seventh Chamber) of 5 May 2022 (request for a preliminary ruling from the Nejvyšší správní soud — Czech Republic) — HJ v Ministerstvo práce a sociálních věcí (Reference for a preliminary ruling — Social policy — Directive 2008/94/EC — Protection of employees in the event of their employer’s insolvency — Article 2(2) — Concept of ‘employee’ — Article 12(a) and (c) — Limitations on the responsibility of the guarantee institutions — Person exercising, on the basis of a contract of employment entered into with a trading company, the functions of a management board member and chief executive officer of that company — Concurrent exercise of functions — National case-law refusing that person the benefit of the guarantees laid down by that directive)