diff --git a/.gitea/workflows/docker-publish.yml b/.gitea/workflows/docker-publish.yml
new file mode 100644
index 0000000..7ab5420
--- /dev/null
+++ b/.gitea/workflows/docker-publish.yml
@@ -0,0 +1,75 @@
+name: Build & Push to Gitea Registry (version.txt trigger)
+
+on:
+  push:
+    branches: [ main, master ]
+    paths:
+      - version.txt
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    permissions:
+      contents: read
+      packages: write
+
+    env:
+      REGISTRY: ${{ vars.REGISTRY }}
+      IMAGE: ${{ github.repository }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Read version.txt
+        id: ver
+        shell: bash
+        run: |
+          VERSION="$(cat version.txt | tr -d '\r\n' | xargs)"
+          if [ -z "$VERSION" ]; then
+            echo "version.txt is empty" >&2
+            exit 1
+          fi
+          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
+
+      - name: Ensure Dockerfile exists
+        shell: bash
+        run: |
+          if [ -f Dockerfile ]; then
+            echo "Dockerfile already exists."
+            exit 0
+          fi
+
+          echo "Dockerfile missing; generating one..."
+          cat > Dockerfile <<'EOF'
+          FROM nginx:alpine
+          COPY website/ /usr/share/nginx/html/
+          COPY default.conf /etc/nginx/conf.d/default.conf
+          EXPOSE 80
+          EOF
+
+          ls -la Dockerfile
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Gitea Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.USER }}
+          password: ${{ secrets.TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          build-args: |
+            VERSION=${{ steps.ver.outputs.version }}
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.IMAGE }}:latest
+            ${{ env.REGISTRY }}/${{ env.IMAGE }}:${{ steps.ver.outputs.version }}
+            ${{ env.REGISTRY }}/${{ env.IMAGE }}:${{ github.sha }}
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