interface Loggerimport { type Logger } from "https://deno.land/x/libpkgx@v0.15.2/src/plumbing/install.ts"; Methodsoptionallocking(pkg: Package): voidoptionaldownloading(info: { pkg: Package; src?: URL; dst?: Path; rcvd?: number; total?: number; }): voidoptionalinstalling(info: { pkg: Package; progress: number | undefined; }): voidoptionalunlocking(pkg: Package): voidoptionalinstalled(installation: Installation): void