kit初版，模型引入,agent优化

art-agent/start-tunnel.ps1

@@ -0,0 +1,133 @@
+# EPEEKit 内网穿透启动脚本
+# 使用 Cloudflare Quick Tunnel（无需账号，免费）
+# 用法：在 PowerShell 中执行 .\start-tunnel.ps1
+
+param(
+    [int]$BackendPort = 8000,
+    [int]$FrontendPort = 3000
+)
+
+$ErrorActionPreference = "Stop"
+
+# 检查 cloudflared 是否可用
+try {
+    $null = Get-Command cloudflared -ErrorAction Stop
+} catch {
+    Write-Host "[错误] 未找到 cloudflared，请先安装：winget install Cloudflare.cloudflared" -ForegroundColor Red
+    exit 1
+}
+
+Write-Host ""
+Write-Host "  ╔═══════════════════════════════════════════╗" -ForegroundColor Cyan
+Write-Host "  ║  EPEEKit 内网穿透                         ║" -ForegroundColor Cyan
+Write-Host "  ╚═══════════════════════════════════════════╝" -ForegroundColor Cyan
+Write-Host ""
+
+# 启动后端穿透
+Write-Host "[1/2] 启动后端穿透隧道 (localhost:$BackendPort)..." -ForegroundColor Yellow
+$backendTunnel = Start-Process cloudflared -ArgumentList "tunnel", "--url", "http://localhost:$BackendPort" `
+    -PassThru -RedirectStandardError "$env:TEMP\epeekit-tunnel-backend.log" -WindowStyle Hidden
+
+Start-Sleep -Seconds 3
+
+# 从日志中提取后端公网 URL
+$backendUrl = ""
+for ($i = 0; $i -lt 10; $i++) {
+    if (Test-Path "$env:TEMP\epeekit-tunnel-backend.log") {
+        $logContent = Get-Content "$env:TEMP\epeekit-tunnel-backend.log" -Raw -ErrorAction SilentlyContinue
+        if ($logContent -match '(https://[a-z0-9-]+\.trycloudflare\.com)') {
+            $backendUrl = $Matches[1]
+            break
+        }
+    }
+    Start-Sleep -Seconds 2
+}
+
+if (-not $backendUrl) {
+    Write-Host "[错误] 无法获取后端穿透地址，请检查 cloudflared 日志" -ForegroundColor Red
+    Write-Host "  日志路径: $env:TEMP\epeekit-tunnel-backend.log"
+    Stop-Process -Id $backendTunnel.Id -Force -ErrorAction SilentlyContinue
+    exit 1
+}
+
+Write-Host "  后端穿透地址: $backendUrl" -ForegroundColor Green
+
+# 更新前端环境变量
+$envFile = Join-Path $PSScriptRoot "frontend\.env.local"
+@"
+# 后端 API 地址（由 start-tunnel.ps1 自动更新）
+NEXT_PUBLIC_API_URL=$backendUrl
+"@ | Set-Content $envFile -Encoding UTF8
+
+Write-Host "  已更新 frontend\.env.local" -ForegroundColor Green
+Write-Host ""
+
+# 启动前端穿透
+Write-Host "[2/2] 启动前端穿透隧道 (localhost:$FrontendPort)..." -ForegroundColor Yellow
+$frontendTunnel = Start-Process cloudflared -ArgumentList "tunnel", "--url", "http://localhost:$FrontendPort" `
+    -PassThru -RedirectStandardError "$env:TEMP\epeekit-tunnel-frontend.log" -WindowStyle Hidden
+
+Start-Sleep -Seconds 3
+
+$frontendUrl = ""
+for ($i = 0; $i -lt 10; $i++) {
+    if (Test-Path "$env:TEMP\epeekit-tunnel-frontend.log") {
+        $logContent = Get-Content "$env:TEMP\epeekit-tunnel-frontend.log" -Raw -ErrorAction SilentlyContinue
+        if ($logContent -match '(https://[a-z0-9-]+\.trycloudflare\.com)') {
+            $frontendUrl = $Matches[1]
+            break
+        }
+    }
+    Start-Sleep -Seconds 2
+}
+
+if (-not $frontendUrl) {
+    Write-Host "[错误] 无法获取前端穿透地址" -ForegroundColor Red
+    Stop-Process -Id $backendTunnel.Id -Force -ErrorAction SilentlyContinue
+    Stop-Process -Id $frontendTunnel.Id -Force -ErrorAction SilentlyContinue
+    exit 1
+}
+
+Write-Host "  前端穿透地址: $frontendUrl" -ForegroundColor Green
+Write-Host ""
+Write-Host "  ╔═══════════════════════════════════════════╗" -ForegroundColor Green
+Write-Host "  ║  穿透隧道已就绪！                         ║" -ForegroundColor Green
+Write-Host "  ╚═══════════════════════════════════════════╝" -ForegroundColor Green
+Write-Host ""
+Write-Host "  手机浏览器访问: $frontendUrl" -ForegroundColor Cyan
+Write-Host "  后端 API:       $backendUrl" -ForegroundColor Cyan
+Write-Host ""
+Write-Host "  [重要] 前端需要重启才能读取新的 .env.local" -ForegroundColor Yellow
+Write-Host "  [提示] 按 Ctrl+C 或关闭此窗口停止穿透" -ForegroundColor DarkGray
+Write-Host ""
+
+# 等待用户中断
+try {
+    Write-Host "隧道运行中... (按 Ctrl+C 停止)" -ForegroundColor DarkGray
+    while ($true) {
+        Start-Sleep -Seconds 5
+        # 检查进程是否还活着
+        if ($backendTunnel.HasExited) {
+            Write-Host "[警告] 后端隧道已断开" -ForegroundColor Red
+            break
+        }
+        if ($frontendTunnel.HasExited) {
+            Write-Host "[警告] 前端隧道已断开" -ForegroundColor Red
+            break
+        }
+    }
+} finally {
+    Write-Host ""
+    Write-Host "正在关闭隧道..." -ForegroundColor Yellow
+    Stop-Process -Id $backendTunnel.Id -Force -ErrorAction SilentlyContinue
+    Stop-Process -Id $frontendTunnel.Id -Force -ErrorAction SilentlyContinue
+
+    # 恢复 .env.local 为 localhost
+    @"
+# 后端 API 地址
+NEXT_PUBLIC_API_URL=http://localhost:8000
+"@ | Set-Content $envFile -Encoding UTF8
+
+    Write-Host "已恢复 .env.local 为 localhost" -ForegroundColor Green
+    Write-Host "隧道已关闭" -ForegroundColor Green
+}