method Command.prototype.envimport { Command } from "https://dotland.deno.dev/x/cliffy@v0.11.1/mod.ts"; env(name: string,description: string,options?: IEnvVarOption,): thisAdd new environment variable. Parametersname: stringName of the environment variable. description: stringThe description of the environment variable. optionaloptions: IEnvVarOptionEnvironment variable options. Returnsthis