initial commit

backend/src/utils/shell.ts

@@ -0,0 +1,21 @@
+import { execFile } from 'node:child_process';
+
+export interface ShellResult {
+  stdout: string;
+  stderr: string;
+}
+
+export function run(cmd: string, args: string[], timeoutMs = 120000): Promise<ShellResult> {
+  return new Promise((resolve, reject) => {
+    execFile(cmd, args, { timeout: timeoutMs, maxBuffer: 10 * 1024 * 1024 }, (error, stdout, stderr) => {
+      if (error) {
+        const err = new Error(`Command failed: ${cmd} ${args.join(' ')}\n${stderr || error.message}`);
+        (err as any).stdout = stdout;
+        (err as any).stderr = stderr;
+        reject(err);
+        return;
+      }
+      resolve({ stdout, stderr });
+    });
+  });
+}