diff --git a/.forgejo/workflows/build-image.yml b/.forgejo/workflows/build-image.yml
new file mode 100644
index 0000000..50710b4
--- /dev/null
+++ b/.forgejo/workflows/build-image.yml
@@ -0,0 +1,37 @@
+name: "Build NixOS Image and Upload to Proxmox"
+
+on:
+  workflow_dispatch: # Manual trigger
+
+jobs:
+  build-upload:
+    runs-on: self-hosted
+    steps:
+      - name: Checkout flake
+        uses: actions/checkout@v3
+
+      - name: Set up Nix
+        uses: cachix/install-nix-action@v22
+        with:
+          extra_nix_config: |
+            experimental-features = nix-command flakes
+
+      - name: Build Proxmox image
+        run: |
+          nix build .#base
+
+      - name: Upload to Proxmox
+        env:
+          PROXMOX_HOST: ${{ secrets.PROXMOX_HOST }}
+          PROXMOX_USER: ${{ secrets.PROXMOX_USER }}
+          PROXMOX_PASSWORD: ${{ secrets.PROXMOX_PASSWORD }}
+        run: |
+          scp result/*.vma.zst "$PROXMOX_USER@$PROXMOX_HOST:/var/lib/vz/dump/"
+
+      - name: Replace template on Proxmox
+        run: |
+          ssh "$PROXMOX_USER@$PROXMOX_HOST" "
+            qmrestore /var/lib/vz/dump/nixos-base.vma.zst 9000 --unique=true &&
+            qm set 9000 --name nixos-base --cores 2 --memory 2048 &&
+            qm template 9000
+          "