chore: initialize qiming workspace repository

qimingclaw/crates/agent-electron-client/scripts/prepare/prepare-sandbox-helper-windows.js

@@ -0,0 +1,15 @@
+#!/usr/bin/env node
+/**
+ * 场景仅限 Windows 客户端沙箱：仅在 win32 宿主上构建 qiming-sandbox-helper.exe，
+ * 供 prepare:all 串联。macOS/Linux 上立即退出 0，不执行 cargo。
+ */
+const { execSync } = require("child_process");
+const path = require("path");
+
+if (process.platform !== "win32") {
+  console.log("[prepare-sandbox-helper-win] 非 Windows，跳过 build:sandbox-helper");
+  process.exit(0);
+}
+
+const script = path.join(__dirname, "build-sandbox-helper.js");
+execSync(`node "${script}"`, { stdio: "inherit" });