diff --git a/scripts/download-binaries.mjs b/scripts/download-binaries.mjs
new file mode 100755
index 0000000..18b2623
--- /dev/null
+++ b/scripts/download-binaries.mjs
@@ -0,0 +1,161 @@
+#!/usr/bin/env node
+
+/**
+ * Download native binaries (ffmpeg + @discordjs/opus) from npmmirror CDN.
+ * Called by setup.bat after npm install --ignore-scripts.
+ *
+ * Usage: node scripts/download-binaries.mjs [cdn_base_url]
+ */
+
+import { existsSync, mkdirSync, writeFileSync, statSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join, dirname } from "node:path";
+import { createGunzip } from "node:zlib";
+import { pipeline } from "node:stream/promises";
+import { createWriteStream } from "node:fs";
+import { get } from "node:https";
+import { Readable } from "node:stream";
+import { execSync } from "node:child_process";
+import { createRequire } from "node:module";
+import { fileURLToPath } from "node:url";
+
+const ROOT = join(dirname(fileURLToPath(import.meta.url)), "..");
+const CDN = process.argv[2] || "https://cdn.npmmirror.com/binaries";
+const PLATFORM = process.platform;
+const ARCH = process.arch;
+const NODE_ABI = process.versions.modules;
+
+function download(url) {
+  return new Promise((resolve, reject) => {
+    const req = get(url, { timeout: 120000 }, (res) => {
+      if (res.statusCode < 200 || res.statusCode >= 400) {
+        reject(new Error(`HTTP ${res.statusCode}: ${url}`));
+        return;
+      }
+      const chunks = [];
+      res.on("data", (c) => chunks.push(c));
+      res.on("end", () => resolve(Buffer.concat(chunks)));
+    });
+    req.on("error", reject);
+    req.on("timeout", () => { req.destroy(); reject(new Error("timeout")); });
+  });
+}
+
+function log(msg) {
+  console.log(`  [binary] ${msg}`);
+}
+
+function isValidSize(filePath, minBytes) {
+  try { return statSync(filePath).size >= minBytes; } catch { return false; }
+}
+
+async function downloadFfmpeg() {
+  const ffDir = join(ROOT, "node_modules", "ffmpeg-static");
+  const ffName = PLATFORM === "win32" ? "ffmpeg.exe" : "ffmpeg";
+  const ffDest = join(ffDir, ffName);
+
+  if (!existsSync(ffDir)) { log("ffmpeg-static not installed, skipping"); return false; }
+  if (existsSync(ffDest)) {
+    if (isValidSize(ffDest, 50 * 1024 * 1024)) {
+      log("ffmpeg already exists, skipping");
+      return true;
+    }
+    log("ffmpeg exists but seems corrupted (too small), re-downloading...");
+  }
+
+  const url = `${CDN}/ffmpeg-static/b6.1.1/ffmpeg-${PLATFORM}-${ARCH}.gz`;
+  log("Downloading ffmpeg...");
+  const buf = await download(url);
+  await pipeline(Readable.from(buf), createGunzip(), createWriteStream(ffDest));
+  try { execSync(`chmod +x "${ffDest}"`); } catch {}
+  const size = ((await statSync(ffDest)).size / 1024 / 1024).toFixed(1);
+  log(`ffmpeg OK (${size} MB)`);
+  return true;
+}
+
+async function downloadOpus() {
+  const opusDir = join(ROOT, "node_modules", "@discordjs", "opus");
+  const prebuildName = `node-v${NODE_ABI}-napi-v3-${PLATFORM}-${ARCH}-unknown-unknown`;
+  const opusDest = join(opusDir, "prebuild", prebuildName, "opus.node");
+
+  if (!existsSync(opusDir)) { log("@discordjs/opus not installed, skipping"); return false; }
+  if (existsSync(opusDest)) {
+    if (isValidSize(opusDest, 100 * 1024)) {
+      log("@discordjs/opus already exists, skipping");
+      return true;
+    }
+    log("@discordjs/opus exists but seems corrupted (too small), re-downloading...");
+  }
+
+  const url = `${CDN}/@discordjs/opus/v0.10.0/opus-v0.10.0-node-v${NODE_ABI}-napi-v3-${PLATFORM}-${ARCH}-unknown-unknown.tar.gz`;
+  log("Downloading @discordjs/opus...");
+  try {
+    const buf = await download(url);
+    mkdirSync(dirname(opusDest), { recursive: true });
+    const require = createRequire(import.meta.url);
+    const tar = require("tar");
+    const tmpFile = join(tmpdir(), `discordjs-opus-${Date.now()}.tar.gz`);
+    writeFileSync(tmpFile, buf);
+    await tar.extract({ cwd: join(opusDir, "prebuild"), file: tmpFile });
+    log("@discordjs/opus OK");
+    return true;
+  } catch (err) {
+    log(`CDN download failed (${err.message}), trying to build from source...`);
+    try {
+      execSync("npm rebuild @discordjs/opus", { cwd: ROOT, stdio: "inherit" });
+      if (existsSync(opusDest) && isValidSize(opusDest, 100 * 1024)) {
+        log("@discordjs/opus built from source OK");
+        return true;
+      }
+      log("Source build completed but .node file not found");
+      return false;
+    } catch (buildErr) {
+      log(`Source build failed: ${buildErr.message}`);
+      log("Install build tools: sudo apt install build-essential (Ubuntu/Debian)");
+      log("                    sudo yum groupinstall 'Development Tools' (CentOS/RHEL)");
+      return false;
+    }
+  }
+}
+
+async function downloadBetterSqlite3() {
+  const pkgDir = join(ROOT, "node_modules", "better-sqlite3");
+  const dest = join(pkgDir, "build", "Release", "better_sqlite3.node");
+
+  if (!existsSync(pkgDir)) { log("better-sqlite3 not installed, skipping"); return false; }
+  if (existsSync(dest)) {
+    if (isValidSize(dest, 500 * 1024)) {
+      log("better-sqlite3 already exists, skipping");
+      return true;
+    }
+    log("better-sqlite3 exists but seems corrupted (too small), re-downloading...");
+  }
+
+  const version = "12.8.0";
+  const url = `${CDN}/better-sqlite3/v${version}/better-sqlite3-v${version}-node-v${NODE_ABI}-${PLATFORM}-${ARCH}.tar.gz`;
+  log("Downloading better-sqlite3...");
+  const buf = await download(url);
+  const require = createRequire(import.meta.url);
+  const tar = require("tar");
+  const tmpFile = join(tmpdir(), `better-sqlite3-${Date.now()}.tar.gz`);
+  writeFileSync(tmpFile, buf);
+  mkdirSync(dirname(dest), { recursive: true });
+  await tar.extract({ cwd: pkgDir, file: tmpFile });
+  if (existsSync(dest)) {
+    log(`better-sqlite3 OK (${((await statSync(dest)).size / 1024).toFixed(0)} KB)`);
+    return true;
+  }
+  log("better-sqlite3 extracted but .node file not found at expected path");
+  return false;
+}
+
+try {
+  const results = await Promise.all([downloadFfmpeg(), downloadOpus(), downloadBetterSqlite3()]);
+  if (results.some(Boolean)) {
+    console.log("  [binary] All downloads complete");
+  }
+} catch (e) {
+  console.error(`  [binary] ERROR: ${e.message}`);
+  process.exit(1);
+}
+
diff --git a/scripts/setup.bat b/scripts/setup.bat
index b3884ba..e43435c 100644
--- a/scripts/setup.bat
+++ b/scripts/setup.bat
@@ -1,321 +1,294 @@
-@echo off
-setlocal enabledelayedexpansion
-chcp 65001 >nul
-title TSMusicBot Setup
-
-:: ============================================================
-::  TSMusicBot Setup Script (Robust Edition)
-::  - Auto-detect China network, switch to npmmirror
-::  - Strict error checking at every step
-::  - Detailed logging to setup.log
-::  - Skip already-completed steps on re-run
-:: ============================================================
-
-set "SCRIPT_VERSION=2.0"
-set "MIN_NODE_MAJOR=20"
-set "LOG_FILE=%~dp0..\setup.log"
-set "FAILED=0"
-
-:: Resolve project root (one level up from scripts/)
-cd /d "%~dp0.." || (
-    echo [FATAL] Cannot change to project directory.
-    pause
-    exit /b 1
-)
-
-set "PROJECT_ROOT=%cd%"
-
-:: ---- Initialize log ----
-echo. > "%LOG_FILE%"
-call :log "============================================"
-call :log "  TSMusicBot Setup v%SCRIPT_VERSION%"
-call :log "  Started: %date% %time%"
-call :log "  Project root: %PROJECT_ROOT%"
-call :log "============================================"
-
-echo ============================================
-echo   TSMusicBot - First-Time Setup (Windows)
-echo   Version %SCRIPT_VERSION%
-echo ============================================
-echo.
-echo Log file: %LOG_FILE%
-echo.
-
-:: ============================================================
-:: Step 1: Check Node.js
-:: ============================================================
-call :step "1/6" "Checking Node.js"
-
-where node >nul 2>&1
-if errorlevel 1 (
-    call :error "Node.js not found in PATH."
-    echo.
-    echo Please install Node.js %MIN_NODE_MAJOR% LTS or newer from one of:
-    echo   - https://nodejs.org/        ^(official^)
-    echo   - https://nodejs.cn/         ^(China mirror, recommended for CN users^)
-    echo.
-    echo After installation:
-    echo   1. Close this window completely
-    echo   2. Open a NEW Command Prompt
-    echo   3. Run scripts\setup.bat again
-    echo.
-    pause
-    exit /b 1
-)
-
-:: Check Node version >= 20
-for /f "tokens=1 delims=v." %%a in ('node --version 2^>nul') do set "NODE_RAW=%%a"
-for /f "tokens=1 delims=v." %%a in ('node --version 2^>nul') do (
-    for /f "tokens=1 delims=." %%b in ("%%a") do set "NODE_MAJOR=%%b"
-)
-
-:: Robust version parse
-for /f "delims=" %%v in ('node --version 2^>nul') do set "NODE_VER=%%v"
-set "NODE_VER_NUM=%NODE_VER:v=%"
-for /f "tokens=1 delims=." %%a in ("%NODE_VER_NUM%") do set "NODE_MAJOR=%%a"
-
-call :log "Node.js version: %NODE_VER%"
-echo [OK] Node.js found: %NODE_VER%
-
-if %NODE_MAJOR% LSS %MIN_NODE_MAJOR% (
-    call :error "Node.js version too old. Need %MIN_NODE_MAJOR%+, found %NODE_VER%."
-    echo Please upgrade Node.js to version %MIN_NODE_MAJOR% LTS or newer.
-    pause
-    exit /b 1
-)
-echo.
-
-:: ============================================================
-:: Step 2: Check npm
-:: ============================================================
-call :step "2/6" "Checking npm"
-
-where npm >nul 2>&1
-if errorlevel 1 (
-    call :error "npm not found. This is unusual since Node.js is installed."
-    echo Please reinstall Node.js to fix this.
-    pause
-    exit /b 1
-)
-
-for /f "delims=" %%v in ('npm --version 2^>nul') do set "NPM_VER=%%v"
-call :log "npm version: %NPM_VER%"
-echo [OK] npm found: %NPM_VER%
-echo.
-
-:: ============================================================
-:: Step 3: Detect network and configure mirror
-:: ============================================================
-call :step "3/6" "Checking network"
-
-set "USE_MIRROR=0"
-
-:: Try reaching npm registry with a short timeout
-echo Testing connection to registry.npmjs.org...
-call :log "Testing npm registry connectivity..."
-
-:: Use curl if available (more reliable than ping for HTTPS)
-where curl >nul 2>&1
-if not errorlevel 1 (
-    curl -s -o nul -m 5 -w "%%{http_code}" https://registry.npmjs.org/ > "%TEMP%\npmtest.txt" 2>nul
-    set /p HTTP_CODE=<"%TEMP%\npmtest.txt"
-    del "%TEMP%\npmtest.txt" >nul 2>&1
-    if "!HTTP_CODE!"=="200" (
-        echo [OK] npm registry reachable.
-        call :log "npm registry HTTP 200 OK"
-    ) else (
-        echo [WARN] npm registry slow or unreachable ^(code: !HTTP_CODE!^).
-        call :log "npm registry returned: !HTTP_CODE!"
-        set "USE_MIRROR=1"
-    )
-) else (
-    :: Fallback to ping
-    ping -n 1 -w 3000 registry.npmjs.org >nul 2>&1
-    if errorlevel 1 (
-        echo [WARN] Cannot reach npm registry quickly.
-        set "USE_MIRROR=1"
-    ) else (
-        echo [OK] npm registry reachable.
-    )
-)
-
-if "%USE_MIRROR%"=="1" (
-    echo.
-    echo Slow connection detected. Switching to China mirror ^(npmmirror.com^)...
-    call :log "Switching to npmmirror.com"
-    call npm config set registry https://registry.npmmirror.com >>"%LOG_FILE%" 2>&1
-    call npm config set disturl https://registry.npmmirror.com/-/binary/node >>"%LOG_FILE%" 2>&1
-    call npm config set electron_mirror https://registry.npmmirror.com/-/binary/electron/ >>"%LOG_FILE%" 2>&1
-    call npm config set sqlite3_binary_host_mirror https://registry.npmmirror.com/-/binary/better-sqlite3 >>"%LOG_FILE%" 2>&1
-    call npm config set node_sqlite3_binary_host_mirror https://registry.npmmirror.com/-/binary/better-sqlite3 >>"%LOG_FILE%" 2>&1
-    call npm config set sharp_binary_host https://registry.npmmirror.com/-/binary/sharp >>"%LOG_FILE%" 2>&1
-    call npm config set sharp_libvips_binary_host https://registry.npmmirror.com/-/binary/sharp-libvips >>"%LOG_FILE%" 2>&1
-    call npm config set FFMPEG_BINARIES_URL https://registry.npmmirror.com/-/binary/ffmpeg-static >>"%LOG_FILE%" 2>&1
-    call npm config set @discordjs:registry https://registry.npmmirror.com >>"%LOG_FILE%" 2>&1
-    echo [OK] Mirror configured.
-)
-echo.
-
-:: ============================================================
-:: Step 4: Install backend dependencies
-:: ============================================================
-call :step "4/6" "Installing backend dependencies"
-
-if exist "node_modules\.package-lock.json" (
-    echo Found existing node_modules. Checking integrity...
-    call :log "Existing node_modules detected, running npm install to verify"
-)
-
-echo Running: npm install ^(this can take 5-15 minutes on slow networks^)
-echo Press Ctrl+C to abort.
-echo.
-
-call npm install >>"%LOG_FILE%" 2>&1
-if errorlevel 1 (
-    call :error "Backend npm install failed."
-    echo.
-    echo Common causes:
-    echo   - Network timeout ^(retry with VPN or check %LOG_FILE%^)
-    echo   - Native module compile failure ^(missing Python/VS Build Tools^)
-    echo   - Disk space full
-    echo.
-    echo Try manually:
-    echo   cd /d "%PROJECT_ROOT%"
-    echo   npm install --verbose
-    echo.
-    pause
-    exit /b 1
-)
-echo [OK] Backend dependencies installed.
-echo.
-
-:: ============================================================
-:: Step 5: Install frontend dependencies
-:: ============================================================
-call :step "5/6" "Installing frontend dependencies"
-
-if not exist "web\package.json" (
-    call :error "web\package.json not found. Repository may be incomplete."
-    echo Please re-clone the repository:
-    echo   git clone https://github.com/ZHANGTIANYAO1/teamspeak-music-bot.git
-    pause
-    exit /b 1
-)
-
-echo Running: npm install ^(in web/ directory^)
-echo.
-
-pushd web >nul
-call npm install >>"%LOG_FILE%" 2>&1
-set "WEB_INSTALL_RESULT=!errorlevel!"
-popd >nul
-
-if !WEB_INSTALL_RESULT! neq 0 (
-    call :error "Frontend npm install failed ^(exit code !WEB_INSTALL_RESULT!^)."
-    echo.
-    echo Try manually:
-    echo   cd /d "%PROJECT_ROOT%\web"
-    echo   npm install --verbose
-    echo.
-    pause
-    exit /b 1
-)
-echo [OK] Frontend dependencies installed.
-echo.
-
-:: ============================================================
-:: Step 6: Build project (backend + frontend)
-:: ============================================================
-call :step "6/6" "Building project"
-
-echo Running: npm run build
-echo.
-
-call npm run build >>"%LOG_FILE%" 2>&1
-if errorlevel 1 (
-    call :error "Build failed."
-    echo.
-    echo Check the log file for details: %LOG_FILE%
-    echo.
-    echo Try manually:
-    echo   cd /d "%PROJECT_ROOT%"
-    echo   npm run build
-    echo.
-    pause
-    exit /b 1
-)
-echo [OK] Build succeeded.
-echo.
-
-:: ============================================================
-:: Verify build outputs
-:: ============================================================
-echo Verifying build outputs...
-set "BUILD_OK=1"
-
-if not exist "dist" (
-    call :error "dist/ directory missing after build."
-    set "BUILD_OK=0"
-)
-if not exist "web\dist" (
-    call :error "web\dist/ directory missing after build."
-    set "BUILD_OK=0"
-)
-
-if "!BUILD_OK!"=="0" (
-    echo.
-    echo Build completed but expected output is missing.
-    echo Check %LOG_FILE% for details.
-    pause
-    exit /b 1
-)
-echo [OK] Build outputs verified.
-echo.
-
-:: ============================================================
-:: Optional: config.json hint
-:: ============================================================
-if not exist "config.json" (
-    echo [INFO] config.json will be auto-generated on first launch.
-) else (
-    echo [OK] config.json already exists.
-)
-echo.
-
-:: ============================================================
-:: Done
-:: ============================================================
-call :log "Setup completed successfully at %date% %time%"
-
-echo ============================================
-echo   Setup Complete!
-echo ============================================
-echo.
-echo Next steps:
-echo   1. Run:  scripts\start.bat
-echo   2. Open: http://localhost:3000
-echo   3. Follow the in-browser setup wizard.
-echo.
-echo Setup log saved to: %LOG_FILE%
-echo.
-pause
-exit /b 0
-
-:: ============================================================
-:: Subroutines
-:: ============================================================
-:step
-echo ---- Step %~1: %~2 ----
-call :log ""
-call :log "---- Step %~1: %~2 ----"
-goto :eof
-
-:error
-echo.
-echo [ERROR] %~1
-call :log "[ERROR] %~1"
-goto :eof
-
-:log
-echo [%time%] %~1 >> "%LOG_FILE%"
-goto :eof
+@echo off
+setlocal enabledelayedexpansion
+chcp 65001 >nul
+title TSMusicBot Setup
+
+:: ============================================================
+::  TSMusicBot Setup Script (Windows)
+::  - Auto-detect China network, switch to npmmirror
+::  - Download native binaries from CDN (避开 GitHub)
+::  - 自动修复 PowerShell 环境变量
+:: ============================================================
+
+set "SCRIPT_VERSION=2.1"
+set "MIN_NODE_MAJOR=20"
+set "LOG_FILE=%~dp0..\setup.log"
+set "FAILED=0"
+
+:: Resolve project root (one level up from scripts/)
+cd /d "%~dp0.." || (
+    echo [FATAL] Cannot change to project directory.
+    pause
+    exit /b 1
+)
+
+set "PROJECT_ROOT=%cd%"
+
+:: ---- Initialize log ----
+echo. > "%LOG_FILE%"
+call :log "============================================"
+call :log "  TSMusicBot Setup v%SCRIPT_VERSION%"
+call :log "  Started: %date% %time%"
+call :log "  Project root: %PROJECT_ROOT%"
+call :log "============================================"
+
+echo ============================================
+echo   TSMusicBot - First-Time Setup (Windows)
+echo   Version %SCRIPT_VERSION%
+echo ============================================
+echo.
+echo Log file: %LOG_FILE%
+echo.
+
+:: ============================================================
+:: Step 1: Check Node.js
+:: ============================================================
+call :step "1/7" "Checking Node.js"
+
+where node >nul 2>&1
+if not errorlevel 1 goto :check_node_version
+
+call :error "Node.js not found in PATH."
+echo.
+echo Please install Node.js %MIN_NODE_MAJOR% LTS or newer from:
+echo   https://nodejs.org/  (official)
+echo   https://nodejs.cn/   (China mirror, recommended)
+echo.
+pause
+exit /b 1
+
+:check_node_version
+for /f "delims=" %%v in ('node --version 2^>nul') do set "NODE_VER=%%v"
+for /f "tokens=1 delims=v." %%a in ("%NODE_VER%") do set "NODE_MAJOR=%%a"
+
+call :log "Node.js version: %NODE_VER%"
+echo [OK] Node.js found: %NODE_VER%
+
+if %NODE_MAJOR% LSS %MIN_NODE_MAJOR% (
+    call :error "Node.js version too old. Need %MIN_NODE_MAJOR%+, found %NODE_VER%."
+    pause
+    exit /b 1
+)
+echo.
+
+:: ============================================================
+:: Step 2: Check npm
+:: ============================================================
+call :step "2/7" "Checking npm"
+
+where npm >nul 2>&1
+if errorlevel 1 (
+    call :error "npm not found."
+    pause
+    exit /b 1
+)
+
+for /f "delims=" %%v in ('npm --version 2^>nul') do set "NPM_VER=%%v"
+call :log "npm version: %NPM_VER%"
+echo [OK] npm found: %NPM_VER%
+echo.
+
+:: ============================================================
+:: Step 3: Detect network and configure mirror
+:: ============================================================
+call :step "3/7" "Checking network"
+
+set "USE_MIRROR=0"
+set "MIRROR_REGISTRY=https://registry.npmjs.org"
+
+echo Testing connection to npm registry...
+call :log "Testing npm registry connectivity..."
+
+ping -n 1 -w 4000 registry.npmjs.org >nul 2>&1
+if errorlevel 1 (
+    echo [WARN] Cannot reach npm registry quickly, using China mirror.
+    call :log "npm registry unreachable via ping"
+    set "USE_MIRROR=1"
+) else (
+    echo [OK] npm registry reachable.
+    call :log "npm registry reachable"
+)
+
+if "%USE_MIRROR%"=="1" (
+    echo.
+    echo [INFO] Using China mirror (npmmirror.com)
+    call :log "Switching to npmmirror.com"
+    set "MIRROR_REGISTRY=https://registry.npmmirror.com"
+    set "CDN_MIRROR=https://cdn.npmmirror.com/binaries"
+) else (
+    set "CDN_MIRROR="
+)
+echo.
+
+:: ============================================================
+:: Step 4: Install backend dependencies (跳过二进制)
+:: ============================================================
+call :step "4/7" "Installing backend dependencies"
+
+if exist "node_modules\.package-lock.json" (
+    echo Found existing node_modules. Checking integrity...
+)
+
+echo Running: npm install --ignore-scripts (跳过 GitHub 二进制下载)
+echo.
+
+call npm install --registry=%MIRROR_REGISTRY% --ignore-scripts >>"%LOG_FILE%" 2>&1
+if errorlevel 1 (
+    call :error "Backend npm install failed."
+    echo Check the log: %LOG_FILE%
+    pause
+    exit /b 1
+)
+echo [OK] Backend dependencies installed.
+echo.
+
+:: ============================================================
+:: Step 4b: Download native binaries from CDN
+:: ============================================================
+call :step "4b/7" "Downloading native binaries"
+
+node scripts/download-binaries.mjs %CDN_MIRROR% >>"%LOG_FILE%" 2>&1
+if errorlevel 1 (
+    echo [WARN] Binary download had issues. Check %LOG_FILE% for details.
+) else (
+    echo [OK] Native binaries installed.
+)
+echo.
+
+:: ============================================================
+:: Step 5: Install frontend dependencies
+:: ============================================================
+call :step "5/7" "Installing frontend dependencies"
+
+if not exist "web\package.json" (
+    call :error "web\package.json not found."
+    pause
+    exit /b 1
+)
+
+echo Running: npm install (in web/)
+echo.
+
+pushd web >nul
+call npm install --registry=%MIRROR_REGISTRY% >>"%LOG_FILE%" 2>&1
+set "WEB_INSTALL_RESULT=!errorlevel!"
+popd >nul
+
+if !WEB_INSTALL_RESULT! neq 0 (
+    call :error "Frontend npm install failed."
+    pause
+    exit /b 1
+)
+echo [OK] Frontend dependencies installed.
+echo.
+
+:: ============================================================
+:: Step 6: Build project
+:: ============================================================
+call :step "6/7" "Building project"
+
+echo Running: npm run build
+echo.
+
+call npm run build >>"%LOG_FILE%" 2>&1
+if errorlevel 1 (
+    call :error "Build failed. Check: %LOG_FILE%"
+    pause
+    exit /b 1
+)
+echo [OK] Build succeeded.
+echo.
+
+:: ============================================================
+:: Step 7: Ensure PowerShell in PATH (修复 jdymusic CDN 播放)
+:: ============================================================
+call :step "7/7" "Checking PowerShell PATH"
+
+where powershell >nul 2>&1
+if errorlevel 1 (
+    echo [WARN] PowerShell not found in PATH.
+    echo Attempting to fix...
+    set "POWERSHELL_PATH=C:\Windows\System32\WindowsPowerShell\v1.0"
+    if exist "!POWERSHELL_PATH!\powershell.exe" (
+        :: 为用户添加永久 PATH 环境变量
+        echo [INFO] Adding PowerShell to user PATH...
+        call setx PATH "!POWERSHELL_PATH!;%PATH%" >nul 2>&1
+        echo [OK] PowerShell added to PATH. Please restart your terminal.
+    ) else (
+        echo [WARN] Could not find powershell.exe on this system.
+        echo        If you encounter playback issues with some NetEase songs,
+        echo        run: set PATH=%%PATH%%;C:\Windows\System32\WindowsPowerShell\v1.0\
+        echo        before running scripts\start.bat
+    )
+) else (
+    echo [OK] PowerShell found in PATH.
+)
+echo.
+
+:: ============================================================
+:: Verify build outputs
+:: ============================================================
+echo Verifying build outputs...
+set "BUILD_OK=1"
+
+if not exist "dist" (
+    call :error "dist/ directory missing after build."
+    set "BUILD_OK=0"
+)
+if not exist "web\dist" (
+    call :error "web\dist/ directory missing after build."
+    set "BUILD_OK=0"
+)
+
+if "!BUILD_OK!"=="0" (
+    echo Build completed but expected output is missing.
+    pause
+    exit /b 1
+)
+echo [OK] Build outputs verified.
+echo.
+
+if not exist "config.json" (
+    echo [INFO] config.json will be auto-generated on first launch.
+) else (
+    echo [OK] config.json already exists.
+)
+echo.
+
+:: ============================================================
+:: Done
+:: ============================================================
+call :log "Setup completed successfully at %date% %time%"
+
+echo ============================================
+echo   Setup Complete!
+echo ============================================
+echo.
+echo Next steps:
+echo   1. Run:  scripts\start.bat
+echo   2. Open: http://localhost:3000
+echo.
+echo Setup log: %LOG_FILE%
+echo.
+pause
+exit /b 0
+
+:: ============================================================
+:: Subroutines
+:: ============================================================
+:step
+echo ---- Step %~1: %~2 ----
+call :log ""
+call :log "---- Step %~1: %~2 ----"
+goto :eof
+
+:error
+echo.
+echo [ERROR] %~1
+call :log "[ERROR] %~1"
+goto :eof
+
+:log
+echo [%time%] %~1 >> "%LOG_FILE%"
+goto :eof
+
diff --git a/scripts/setup.sh b/scripts/setup.sh
new file mode 100755
index 0000000..dcd0bde
--- /dev/null
+++ b/scripts/setup.sh
@@ -0,0 +1,145 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+#
+# TSMusicBot Setup Script (Linux/macOS)
+# - Auto-detect China network, switch to npmmirror
+# - Download native binaries from CDN (避开 GitHub)
+# - One-click setup, same as setup.bat for Windows
+#
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
+LOG_FILE="$PROJECT_DIR/setup.log"
+
+echo "============================================"
+echo "  TSMusicBot - First-Time Setup (Linux)"
+echo "============================================"
+echo ""
+echo "Log file: $LOG_FILE"
+echo ""
+
+# ---- Check Node.js ----
+if ! command -v node &>/dev/null; then
+    echo "[ERROR] Node.js not found. Please install Node.js 20+ from https://nodejs.org"
+    echo "        or https://nodejs.cn/ (China mirror)."
+    exit 1
+fi
+echo "[OK] Node.js $(node -v)"
+
+if ! command -v npm &>/dev/null; then
+    echo "[ERROR] npm not found."
+    exit 1
+fi
+echo "[OK] npm v$(npm -v)"
+echo ""
+
+# ---- Detect China network ----
+USE_MIRROR=0
+MIRROR_REGISTRY="https://registry.npmjs.org"
+CDN_MIRROR=""
+
+echo "Testing connection to npm registry..."
+if ping -c 1 -W 4 registry.npmjs.org &>/dev/null; then
+    echo "[OK] npm registry reachable."
+else
+    echo "[WARN] Cannot reach npm registry, using China mirror."
+    USE_MIRROR=1
+fi
+
+if [ "$USE_MIRROR" = "1" ]; then
+    echo "[INFO] Using China mirror (npmmirror.com)"
+    MIRROR_REGISTRY="https://registry.npmmirror.com"
+    CDN_MIRROR="https://cdn.npmmirror.com/binaries"
+    export npm_config_registry="$MIRROR_REGISTRY"
+fi
+echo ""
+
+# ---- Check build tools (needed for native module fallback) ----
+if ! command -v gcc &>/dev/null && ! command -v clang &>/dev/null; then
+    echo "[INFO] No C compiler found. If CDN binaries are unavailable,"
+    echo "       native modules may fail. Install build tools:"
+    echo "       sudo apt install build-essential  (Ubuntu/Debian)"
+    echo "       sudo yum groupinstall 'Development Tools'  (CentOS/RHEL)"
+    echo ""
+fi
+
+# ---- Step 1: Install dependencies (skip GitHub binaries) ----
+echo "---- 1/5: Installing Node.js dependencies ----"
+echo ""
+
+cd "$PROJECT_DIR"
+npm install --registry="$MIRROR_REGISTRY" --ignore-scripts 2>&1 | tee -a "$LOG_FILE"
+echo "[OK] Dependencies installed."
+echo ""
+
+# ---- Step 2: Download native binaries from CDN ----
+echo "---- 2/5: Downloading native binaries ----"
+echo ""
+
+if node scripts/download-binaries.mjs $CDN_MIRROR 2>&1 | tee -a "$LOG_FILE"; then
+    echo "[OK] Native binaries installed."
+else
+    echo "[WARN] Some native binaries had issues (will try source build as fallback)."
+fi
+echo ""
+
+# ---- Step 3: Install web panel dependencies ----
+echo "---- 3/5: Installing web panel dependencies ----"
+echo ""
+
+if [ -f "web/package.json" ]; then
+    cd "$PROJECT_DIR/web"
+    npm install --registry="$MIRROR_REGISTRY" 2>&1 | tee -a "$LOG_FILE"
+    cd "$PROJECT_DIR"
+    echo "[OK] Web panel dependencies installed."
+else
+    echo "[SKIP] web/package.json not found."
+fi
+echo ""
+
+# ---- Step 4: Build project ----
+echo "---- 4/5: Building project ----"
+echo ""
+
+npm run build 2>&1 | tee -a "$LOG_FILE"
+echo "[OK] Build succeeded."
+echo ""
+
+# ---- Step 5: Verify ----
+echo "---- 5/5: Verifying build ----"
+echo ""
+
+BUILD_OK=1
+if [ ! -d "dist" ]; then
+    echo "[ERROR] dist/ directory missing."
+    BUILD_OK=0
+fi
+if [ -d "web" ] && [ ! -d "web/dist" ]; then
+    echo "[ERROR] web/dist/ directory missing."
+    BUILD_OK=0
+fi
+
+if [ "$BUILD_OK" = "0" ]; then
+    echo "Build completed but expected output is missing."
+    exit 1
+fi
+echo "[OK] Build outputs verified."
+echo ""
+
+if [ ! -f "config.json" ]; then
+    echo "[INFO] config.json will be auto-generated on first launch."
+fi
+echo ""
+
+echo "============================================"
+echo "  Setup Complete!"
+echo "============================================"
+echo ""
+echo "Next steps:"
+echo "  1. Run:  npm start"
+echo "  2. Open: http://localhost:3000"
+echo ""
+echo "Setup log: $LOG_FILE"
+echo ""
+
diff --git a/scripts/start.bat b/scripts/start.bat
index a7eb6e5..26fc9c7 100644
--- a/scripts/start.bat
+++ b/scripts/start.bat
@@ -1,47 +1,44 @@
-@echo off
-title TSMusicBot
-echo Starting TSMusicBot...
-echo.
+@echo off
+title TSMusicBot
+echo Starting TSMusicBot...
+echo.
+
+:: Check if node is available
+where node >nul 2>&1
+if %errorlevel% neq 0 (
+    echo Node.js is not installed.
+    echo Run scripts\setup.bat first.
+    pause
+    exit /b 1
+)
+
+:: Resolve project root (one level up from scripts/)
+cd /d "%~dp0.."
+
+:: Check if dependencies are installed
+if not exist "node_modules" (
+    echo Dependencies not found. Please run scripts\setup.bat first.
+    pause
+    exit /b 1
+)
+
+:: Check if build output exists
+if not exist "dist" (
+    echo Build not found. Please run scripts\setup.bat first.
+    pause
+    exit /b 1
+)
+
+:: Ensure PowerShell is in PATH (fix for jdymusic CDN playback on some systems)
+where powershell >nul 2>&1
+if errorlevel 1 (
+    if exist "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" (
+        set "PATH=%PATH%;C:\Windows\System32\WindowsPowerShell\v1.0\"
+    )
+)
+
+:: Start the application
+node dist/index.js
+
+pause
 
-:: Check if node is available
-where node >nul 2>&1
-if %errorlevel% neq 0 (
-    echo Node.js is not installed.
-    echo Run scripts\setup.bat for automatic installation, or install Node.js 20+ from https://nodejs.org
-    pause
-    exit /b 1
-)
-
-:: Resolve project root (one level up from scripts/)
-cd /d "%~dp0.."
-
-:: Install dependencies if needed
-if not exist "node_modules" (
-    echo Installing dependencies...
-    call npm install --production
-    if %errorlevel% neq 0 (
-        echo Failed to install dependencies.
-        pause
-        exit /b 1
-    )
-)
-
-:: Build if dist/ doesn't exist
-if not exist "dist" (
-    echo Building project...
-    call npx tsc
-    if %errorlevel% neq 0 (
-        echo Build failed.
-        pause
-        exit /b 1
-    )
-)
-
-:: FFmpeg is bundled via ffmpeg-static — no PATH check needed.
-echo FFmpeg is bundled via node_modules (ffmpeg-static).
-echo.
-
-:: Start the application
-node dist/index.js
-
-pause