bug(k8s-bootstrap): install and enable qemu-guest-agent on all nodes

qemu-guest-agent isn't present in the stock Ubuntu Noble cloud image,
which was causing pulumi refresh on proxmox-infra to block up to 15m
per VM waiting for agent data that never arrives.

02-k8s-bootstrap/index.ts

@@ -255,7 +255,7 @@ const joinWorker3 = new command.remote.Command(
 const workers = [worker1Ip, worker2Ip, worker3Ip];
 const workerSshReader = [waitWorker1Ssh, waitWorker2Ssh, waitWorker3Ssh];
 
-const mountLonghornDisks = workers.map((worker, i) => {
+workers.forEach((worker, i) => {
   return new command.remote.Command(
     `mount-longhorn-disk-${i}`,
     {
@@ -287,6 +287,61 @@ const getKubeconfig = new command.remote.Command(
   { dependsOn: [joinWorker1, joinWorker2, joinWorker3] },
 );
 
+// ---------------------------------------------------------------------------
+// Step 7: Install additional packages
+// ---------------------------------------------------------------------------
+
+const allVms = [
+  {
+    id: master1VmId,
+    ip: master1Ip,
+    name: "master-1",
+    readiness: waitMaster1Ssh,
+  },
+  {
+    id: master2VmId,
+    ip: master2Ip,
+    name: "master-2",
+    readiness: waitMaster2Ssh,
+  },
+  {
+    id: master3VmId,
+    ip: master3Ip,
+    name: "master-3",
+    readiness: waitMaster3Ssh,
+  },
+  {
+    id: worker1VmId,
+    ip: worker1Ip,
+    name: "worker-1",
+    readiness: waitWorker1Ssh,
+  },
+  {
+    id: worker2VmId,
+    ip: worker2Ip,
+    name: "worker-2",
+    readiness: waitWorker2Ssh,
+  },
+  {
+    id: worker3VmId,
+    ip: worker3Ip,
+    name: "worker-3",
+    readiness: waitWorker3Ssh,
+  },
+];
+
+allVms.forEach(({ id, ip, name, readiness }) => {
+  new command.remote.Command(
+    `install-packages-${name}`,
+    {
+      connection: conn(ip),
+      create: pulumi.interpolate`sudo apt update && sudo apt install -y qemu-guest-agent && sudo systemctl enable --now qemu-guest-agent`,
+      triggers: [id],
+    },
+    { dependsOn: readiness },
+  );
+});
+
 export const kubeconfig = pulumi.secret(
   pulumi
     .all([getKubeconfig.stdout, master1Ip])