California law generally requires that employers provide nonexempt employees an uninterrupted, nonworking 30-minute meal period to begin before the end of the fifth hour of work. In a case of first impression, Donahue v. AMN Services, LLC, ___ P.3d ___, 2021 WL 728871 (Cal. 2021) analyzed whether an otherwise-permissible time-rounding system could be used to account…