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import { ensureDirSync } from "https://deno.land/std@0.175.0/fs/mod.ts";import * as path from "https://deno.land/std@0.175.0/path/mod.ts";import { getPbkitHomeDir } from "./config.ts";
export function getCurrentVersion(): string | undefined {  try {    const currentVersion = Deno.readTextFileSync(getFilePath()).trim();    if (currentVersion) return currentVersion;  } catch {}}
export function setCurrentVersion(rev: string = "") {  ensureDirSync(getPbkitHomeDir());  Deno.writeTextFileSync(getFilePath(), rev + "\n");}
function getFilePath() {  return path.resolve(getPbkitHomeDir(), "current-version");}