agent v0.3.8: fix crash UI notifications, auto Podman machine DNS, WordPress 7.0.0 ready template

agent/main.go

@@ -62,6 +62,10 @@ func main() {
 
 	log.Printf("[%s Agent] version=%s node=%s data-dir=%s server=%s", APP_NAME, version, cfg.NodeID, *dataDir, cfg.Server)
 
+	// Ensure Podman machine DNS is configured on Windows/macOS so images can be
+	// pulled and containers can reach the internet.
+	ensurePodmanMachineDNS()
+
 	if *uiEnabled {
 		go startUI(*dataDir, cfg.NodeID, cfg.Server)
 	}
@@ -84,6 +88,11 @@ func main() {
 	cleanupWg.Add(1)
 	go func() {
 		defer cleanupWg.Done()
+		defer func() {
+			if r := recover(); r != nil {
+				log.Printf("PANIC in cleanup goroutine: %v", r)
+			}
+		}()
 		<-shutdownCh
 		log.Println("Cleaning up before exit...")
 
@@ -98,8 +107,8 @@ func main() {
 				if info.Status == "running" {
 					log.Printf("Stopping instance %s", id)
 					_ = dockerComposeStop(*dataDir, id)
-					info.Status = "stopped"
-					_ = sendMessage(WSMessage{Action: "instance_stopped", InstanceID: id})
+					inst[id].Status = "stopped"
+					go sendMessage(WSMessage{Action: "instance_stopped", InstanceID: id})
 				}
 			}
 			_ = saveInstances(*dataDir, inst)
@@ -127,6 +136,11 @@ func main() {
 }
 
 func startTailscaleAndReport(dataDir, nodeID, headscaleURL, authKey string) {
+	defer func() {
+		if r := recover(); r != nil {
+			log.Printf("PANIC in startTailscaleAndReport: %v", r)
+		}
+	}()
 	ip, err := startTailscale(dataDir, nodeID, headscaleURL, authKey)
 	if err != nil {
 		log.Printf("Tailscale error: %v", err)