feat: add stable remote support via frp (replaces bore)

- frp server on VPS 101.32.254.221:7000 (auto-start, systemd)
- remote.ps1 (Windows) + remote.sh (Mac/Linux) client scripts
- Auto-reconnect, no rate limits, token-authenticated
- Random port 20000-20099, clear instructions for WeChat sharing

website/remote.ps1

@@ -0,0 +1,146 @@
+# ============================================================
+# U-Claw 远程协助 v2（Windows）— 稳定版
+# 用法: irm https://u-claw.org/remote.ps1 | iex
+# 通过 frp 连接到 U-Claw 中转服务器，永不断线
+# ============================================================
+
+[Console]::OutputEncoding = [System.Text.Encoding]::UTF8
+try { chcp 65001 | Out-Null } catch {}
+Set-ExecutionPolicy Bypass -Scope Process -Force -ErrorAction SilentlyContinue
+
+Clear-Host
+Write-Host ""
+Write-Host "  ==========================================" -ForegroundColor Cyan
+Write-Host "  U-Claw 远程协助 v2（稳定连接）" -ForegroundColor Cyan
+Write-Host "  ==========================================" -ForegroundColor Cyan
+Write-Host ""
+
+# ---- Step 1: SSH ----
+Write-Host "  [1/3] 检查 SSH ..." -ForegroundColor White
+$sshd = Get-Service sshd -ErrorAction SilentlyContinue
+if (-not $sshd) {
+    Write-Host "  安装 OpenSSH Server（需要几分钟）..." -ForegroundColor Yellow
+    $ErrorActionPreference = "Continue"
+    Add-WindowsCapability -Online -Name OpenSSH.Server~~~~0.0.1.0 2>&1 | Out-Null
+    $ErrorActionPreference = "Stop"
+}
+Start-Service sshd -ErrorAction SilentlyContinue
+Set-Service -Name sshd -StartupType Automatic -ErrorAction SilentlyContinue
+New-NetFirewallRule -Name "OpenSSH-Server" -DisplayName "OpenSSH Server" -Direction Inbound -Protocol TCP -LocalPort 22 -Action Allow -ErrorAction SilentlyContinue 2>&1 | Out-Null
+
+$sshd = Get-Service sshd -ErrorAction SilentlyContinue
+if ($sshd -and $sshd.Status -eq 'Running') {
+    Write-Host "  [OK] SSH 已启动" -ForegroundColor Green
+} else {
+    Write-Host "  [!] SSH 启动失败，请以管理员身份运行" -ForegroundColor Red
+    Read-Host "  按回车退出"
+    exit 1
+}
+
+# ---- Step 2: 下载 frpc ----
+Write-Host ""
+Write-Host "  [2/3] 准备远程通道 ..." -ForegroundColor White
+
+$FRP_DIR = "$env:TEMP\uclaw-frp"
+$FRPC = "$FRP_DIR\frpc.exe"
+
+if (-not (Test-Path $FRPC)) {
+    New-Item -ItemType Directory -Force -Path $FRP_DIR | Out-Null
+    $frpUrl = "https://github.com/fatedier/frp/releases/download/v0.61.1/frp_0.61.1_windows_amd64.zip"
+    $frpZip = "$FRP_DIR\frp.zip"
+
+    # 尝试多个镜像
+    $mirrors = @(
+        "https://ghfast.top/$frpUrl",
+        "https://gh-proxy.com/$frpUrl",
+        $frpUrl
+    )
+
+    $downloaded = $false
+    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+    $ProgressPreference = 'SilentlyContinue'
+
+    foreach ($url in $mirrors) {
+        Write-Host "    下载: $url" -ForegroundColor DarkGray
+        try {
+            Invoke-WebRequest -Uri $url -OutFile $frpZip -UseBasicParsing -TimeoutSec 60
+            if ((Get-Item $frpZip).Length -gt 1MB) { $downloaded = $true; break }
+        } catch {
+            Write-Host "    失败，换下一个..." -ForegroundColor DarkGray
+        }
+    }
+
+    if (-not $downloaded) {
+        try { & curl.exe -sL $mirrors[0] -o $frpZip; if ((Get-Item $frpZip).Length -gt 1MB) { $downloaded = $true } } catch {}
+    }
+
+    if (-not $downloaded) {
+        Write-Host "  [!] 下载失败" -ForegroundColor Red
+        Read-Host "  按回车退出"
+        exit 1
+    }
+
+    Expand-Archive $frpZip $FRP_DIR -Force
+    $frpcFound = Get-ChildItem -Recurse $FRP_DIR -Filter "frpc.exe" | Select-Object -First 1
+    if ($frpcFound) { Copy-Item $frpcFound.FullName $FRPC -Force }
+    Remove-Item $frpZip -Force -ErrorAction SilentlyContinue
+}
+
+if (-not (Test-Path $FRPC)) {
+    Write-Host "  [!] frpc 下载失败" -ForegroundColor Red
+    Read-Host "  按回车退出"
+    exit 1
+}
+
+Write-Host "  [OK] 远程通道工具就绪" -ForegroundColor Green
+
+# ---- Step 3: 连接 ----
+Write-Host ""
+Write-Host "  [3/3] 建立连接 ..." -ForegroundColor White
+
+# 随机端口 20000-20099
+$PORT = Get-Random -Minimum 20000 -Maximum 20100
+$USERNAME = $env:USERNAME
+$COMPUTER = $env:COMPUTERNAME
+
+# 写 frpc 配置
+$frpcConfig = @"
+serverAddr = "101.32.254.221"
+serverPort = 7000
+auth.method = "token"
+auth.token = "uclaw-remote-2026"
+
+[[proxies]]
+name = "ssh-$USERNAME-$PORT"
+type = "tcp"
+localIP = "127.0.0.1"
+localPort = 22
+remotePort = $PORT
+"@
+$configPath = "$FRP_DIR\frpc.toml"
+[IO.File]::WriteAllText($configPath, $frpcConfig, (New-Object System.Text.UTF8Encoding $false))
+
+Write-Host ""
+Write-Host "  ==========================================" -ForegroundColor Green
+Write-Host "  远程协助已就绪！" -ForegroundColor Green
+Write-Host "  ==========================================" -ForegroundColor Green
+Write-Host ""
+Write-Host "  +------------------------------------------+" -ForegroundColor Yellow
+Write-Host "  |  把下面这段发给技术支持（微信）：         |" -ForegroundColor Yellow
+Write-Host "  |                                          |" -ForegroundColor Yellow
+Write-Host "  |  端口: $PORT" -ForegroundColor Cyan -NoNewline
+Write-Host "$(' ' * (33 - $PORT.ToString().Length))|" -ForegroundColor Yellow
+Write-Host "  |  用户: $USERNAME" -ForegroundColor Cyan -NoNewline
+Write-Host "$(' ' * (33 - $USERNAME.Length))|" -ForegroundColor Yellow
+Write-Host "  |  电脑: $COMPUTER" -ForegroundColor Cyan -NoNewline
+Write-Host "$(' ' * (33 - $COMPUTER.Length))|" -ForegroundColor Yellow
+Write-Host "  |                                          |" -ForegroundColor Yellow
+Write-Host "  +------------------------------------------+" -ForegroundColor Yellow
+Write-Host ""
+Write-Host "  * 连接稳定，断线自动重连" -ForegroundColor DarkGray
+Write-Host "  * 关闭此窗口即断开远程" -ForegroundColor DarkGray
+Write-Host "  * 你的登录密码需要告知技术支持" -ForegroundColor DarkGray
+Write-Host ""
+
+# 启动 frpc（阻塞，自动重连）
+& $FRPC -c $configPath