feat：基本最终完成

src/utils/utils.ts

@@ -3,7 +3,9 @@ import pRetry from "p-retry";
 import fse from "fs-extra"
 import yauzl from "yauzl";
 import got from "got";
+import env from "dotenv"
 import { MultiBar } from "cli-progress";
+import {URL, fileURLToPath } from "node:url";
 import { LOGGER } from "./logger.js";
 
 export async function readzipentry(zipfile: yauzl.ZipFile, entry: yauzl.Entry):Promise<string|Buffer> {
@@ -119,4 +121,19 @@ export async function xfastdownload(
         concurrency: concurrency,
       }
     );
-  }
+  }
+
+export const usemirror = (()=>{
+    env.config()
+    const mirror = process.env.MIRROR
+    if(mirror){
+        return false
+    }else{
+        return true
+    }
+})()
+
+export const isDevelopment = (()=>{
+  env.config()
+  return process.env.DEVELOPMENT
+})()