fix qemu-guest-agent problem

proxmox.go

@@ -195,13 +195,21 @@ func createProxmoxVM(config *Config) error {
 		},
 		{"qm", "set", fmt.Sprintf("%d", config.VMID),
 			"--serial0", "socket",
-			"--vga", "serial0",
+			"--vga", "std",
 		},
 		{"qm", "set", fmt.Sprintf("%d", config.VMID),
 			"--ipconfig0", "ip=dhcp",
 		},
 	}
 
+	// Tambahkan ini
+	if config.GuestAgent {
+    commands = append(commands, []string{
+        "qm", "set", fmt.Sprintf("%d", config.VMID),
+        "--agent", "enabled=1",
+    	})
+	}
+
 	// Firewall is now handled as part of the network config (buildNetworkConfig),
 	// so no separate "qm set --firewall" command is required here.