Add: Server variables are opt-out by default

- Pull the Nushell and Deno versions from the server.
- Support downloading Nushell and Deno from a url (not GitHUb).
- Add support for nu config.nu and env.nu files.
- Add support for default Deno permissions.

agent/choco_windows.go

@@ -45,7 +45,7 @@ func (a *Agent) InstallChoco() {
 		return
 	}
 
-	_, _, exitcode, err := a.RunScript(string(r.Body()), "powershell", []string{}, 900, false, []string{})
+	_, _, exitcode, err := a.RunScript(string(r.Body()), "powershell", []string{}, 900, false, []string{}, false, "")
 	if err != nil {
 		a.Logger.Debugln(err)
 		a.rClient.R().SetBody(result).Post(url)