🤖 fix: add timeout to SSH background spawn to protect against connection hangs

Author: ethanndickson

src/node/runtime/SSHRuntime.ts

@@ -376,10 +376,11 @@ export class SSHRuntime implements Runtime {
     });
 
     try {
-      // No timeout - the spawn command backgrounds the process and returns immediately,
-      // but if wrapped in `timeout`, it would wait for the backgrounded process to exit
+      // The spawn command backgrounds the process and returns immediately with the PID.
+      // Timeout protects against SSH connection hangs (network issues), not the spawned process.
       const result = await execBuffered(this, spawnCommand, {
         cwd: "/", // cwd doesn't matter, we cd in the wrapper
+        timeout: 30, // Generous timeout for SSH connection + shell startup
       });
 
       if (result.exitCode !== 0) {