build: Add virt-install steps

.gitea/workflows/actions.yaml

@@ -50,8 +50,11 @@ jobs:
     steps:
       - name: Check out repository code
         uses: actions/checkout@v4
+      - name: Create folder structure
+        run: |
+          mkdir -p \
+            ubuntu-vm
       - name: Generate seed ISO
-        shell: bash
         run: |
           apt-get update && \
           apt-get install -y \
@@ -60,14 +63,38 @@ jobs:
           envsubst < cloud-init/user-data.template > cloud-init/user-data
 
           genisoimage \
-            -output seed.iso \
+            -output ubuntu-vm/seed.iso \
             -volid cidata \
             -joliet \
             -rock \
             cloud-init/meta-data cloud-init/user-data
+
+          ls -lash ubuntu-vm
         env:
           ROOT_HASHED_PASSWORD: ${{ secrets.ROOT_HASHED_PASSWORD }}
           PUBLIC_SSHKEY: ${{ secrets.PUBLIC_SSHKEY }}
+      - name: Download Ubuntu ISO
+        run: |
+          if [ ! -f ubuntu-vm/ubuntu-24.04.iso ]; then
+            curl -L -o ubuntu-vm/ubuntu-24.04.iso https://releases.ubuntu.com/24.04/ubuntu-24.04.2-desktop-amd64.iso
+          fi
+      - name: Create empty QCOW2 disk
+        run: |
+          qemu-img create -f qcow2 ubuntu-vm/ubuntu.qcow2 10G
+      - name: Run virt-install
+        run: |
+          virt-install \
+            --name ubuntu-harvester \
+            --ram 2048 \
+            --vcpus 2 \
+            --disk path=ubuntu-vm/ubuntu.qcow2,size=10,format=qcow2 \
+            --disk path=ubuntu-vm/seed.iso,device=cdrom \
+            --cdrom ubuntu-vm/ubuntu-24.04.iso \
+            --os-variant ubuntu24.04 \
+            --graphics none \
+            --network network=default \
+            --noautoconsole \
+            --wait -1
 
   # semrel:
   #   name: Semantic Release