add gitea action

.gitea/workflows/deploy.yaml

@@ -0,0 +1,20 @@
+name: "Deploy minis-data-old"
+
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@4
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@3
+
+#    - name: Login to Gitea Container Registry
+#      run: echo $CR_PAT | docker login git.walamana.de -u $GITEA_USERNAME --password-stdin
+    
+    - name: Build Docker image
+      run: docker build -t minis-data-old .