add a iommu device in the automated VM deployment and set memballon to disable

scripts/deploy-distro.sh

@@ -54,6 +54,15 @@ else
       exit 1
       ;;
   esac
+
+  # Conditional variable assignment based on URI
+  if [[ "$uri" == "qemu:///system" ]]; then
+    disk_path="/var/lib/libvirt/images/"
+    network_type="default"
+  elif [[ "$uri" == "qemu:///session" ]]; then
+    disk_path="$HOME/.local/share/libvirt/images/"
+    network_type="user"
+  fi
 fi
 
 # Display the selected option (optional)
@@ -113,6 +122,8 @@ virt-install \
     --input type=keyboard,bus=virtio \
     --input type=mouse,bus=virtio \
     --rng /dev/urandom,model=virtio \
+    --iommu model=virtio \
+    --memballoon none \
     --disk path="${disk_path}/${vm_name}.img",format=raw,bus=virtio,cache=writeback,size="$disk_size" \
     --location=https://download.fedoraproject.org/pub/fedora/linux/releases/42/Everything/x86_64/os/ \
     --initrd-inject ./dishes/"$vm_name".cfg \