Add a docker build step.

.forgejo/workflows/docker.yml

@@ -11,10 +11,12 @@ jobs:
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v4
-      - run: |
+
-          apt update && apt install -y docker.io
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+
+      - run: |
+          apt update && apt install -y docker.io
       - name: Login to Forgejo Container Registry
         run: echo "${{ secrets.FORGEJO_TOKEN }}" | docker login ${{ forgejo.server_url }} -u ${{ forgejo.actor }} --password-stdin
 
@@ -33,10 +35,12 @@ jobs:
     steps:
       - name: Checkout Repo
         uses: actions/checkout@v4
-      - run: |
+
-          apt update && apt install -y docker.io
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+
+      - run: |
+          apt update && apt install -y docker.io
       - name: Login to Forgejo Container Registry
         run: echo "${{ secrets.FORGEJO_TOKEN }}" | docker login ${{ forgejo.server_url }} -u ${{ forgejo.actor }} --password-stdin