refactor: 统一项目名称从OpenFang到ZCLAW

重构所有代码和文档中的项目名称，将OpenFang统一更新为ZCLAW。包括：
- 配置文件中的项目名称
- 代码注释和文档引用
- 环境变量和路径
- 类型定义和接口名称
- 测试用例和模拟数据

同时优化部分代码结构，移除未使用的模块，并更新相关依赖项。

scripts/quick-start-dev.ps1

@@ -55,11 +55,11 @@ function Write-Error {
 if ($Stop) {
     Write-Step "停止所有服务..."
 
-    # 停止 OpenFang
-    $openfang = Get-Process -Name "openfang" -ErrorAction SilentlyContinue
-    if ($openfang) {
-        Stop-Process -Name "openfang" -Force -ErrorAction SilentlyContinue
-        Write-Success "OpenFang 已停止"
+    # 停止 ZCLAW
+    $zclaw = Get-Process -Name "zclaw" -ErrorAction SilentlyContinue
+    if ($zclaw) {
+        Stop-Process -Name "zclaw" -Force -ErrorAction SilentlyContinue
+        Write-Success "ZCLAW 已停止"
     }
 
     # 停止 Vite
@@ -153,16 +153,16 @@ if (-not $SkipBackend -and -not $DesktopOnly) {
     }
 
     if (-not $backendRunning) {
-        Write-Host "启动 OpenFang 后端..."
+        Write-Host "启动 ZCLAW 后端..."
 
         # 尝试多种方式启动
         $started = $false
 
-        # 方式 1: 使用 openfang CLI
+        # 方式 1: 使用 zclaw CLI
         try {
-            $openfangCmd = Get-Command "openfang" -ErrorAction SilentlyContinue
-            if ($openfangCmd) {
-                Start-Process -FilePath "openfang" -ArgumentList "start" -NoNewWindow
+            $zclawCmd = Get-Command "zclaw" -ErrorAction SilentlyContinue
+            if ($zclawCmd) {
+                Start-Process -FilePath "zclaw" -ArgumentList "start" -NoNewWindow
                 $started = $true
             }
         } catch {}
@@ -178,8 +178,8 @@ if (-not $SkipBackend -and -not $DesktopOnly) {
 
         if (-not $started) {
             Write-Error "无法启动后端服务"
-            Write-Host "请手动启动 OpenFang:"
-            Write-Host "  openfang start"
+            Write-Host "请手动启动 ZCLAW:"
+            Write-Host "  zclaw start"
             Write-Host "  或运行 start-all.ps1"
             exit 1
         }
@@ -203,7 +203,7 @@ if (-not $SkipBackend -and -not $DesktopOnly) {
 
         if ($retries -ge $maxRetries) {
             Write-Error "后端启动超时"
-            Write-Host "请检查 OpenFang 是否正确安装"
+            Write-Host "请检查 ZCLAW 是否正确安装"
             exit 1
         }
     }