Case C-205/20: Judgment of the Court (Grand Chamber) of 8 March 2022 (request for a preliminary ruling from the Landesverwaltungsgericht Steiermark — Austria) — NE v Bezirkshauptmannschaft Hartberg-Fürstenfeld (Reference for a preliminary ruling — Freedom to provide services — Posting of workers — Directive 2014/67/EU — Article 20 — Penalties — Proportionality — Direct effect — Principle of primacy of EU law)