export type Browser = 'chrome' | 'chrome_android' | 'edge' | 'firefox' | 'firefox_android' | 'safari' | 'safari_ios';
export type ReleaseVersion = string | number;
export type ReleaseDate = string;
export type BrowserVersions = Record<ReleaseVersion, ReleaseDate>;
export type BrowserReleases = Record<Browser, BrowserVersions>;