init create cli, added node and partially cloudflare

app/src/cli/utils/sys.ts

@@ -1,3 +1,4 @@
+import { execSync } from "node:child_process";
 import { readFile } from "node:fs/promises";
 import path from "node:path";
 import url from "node:url";
@@ -38,3 +39,15 @@ export async function fileExists(filePath: string) {
       return false;
    }
 }
+
+export function exec(command: string, opts?: { silent?: boolean; env?: Record<string, string> }) {
+   const stdio = opts?.silent ? "pipe" : "inherit";
+   const output = execSync(command, {
+      stdio: ["inherit", stdio, stdio],
+      env: { ...process.env, ...opts?.env }
+   });
+   if (!opts?.silent) {
+      return;
+   }
+   return output.toString();
+}