diff --git a/.gitea/workflows/docker-build.yml b/.gitea/workflows/docker-build.yml
new file mode 100644
index 0000000..8b8ea93
--- /dev/null
+++ b/.gitea/workflows/docker-build.yml
@@ -0,0 +1,44 @@
+name: Docker Build
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'Dockerfile'
+      - 'entrypoint.sh'
+      - '.gitea/workflows/docker-build.yml'
+
+jobs:
+  build:
+    name: Build Docker image
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: open the docker socket
+        run: sudo chmod 666 /var/run/docker.sock
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: uzurka
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Build Docker image
+        run: |
+          docker buildx build \
+            --file Dockerfile \
+            --tag uzurka/freebox-prometheus:latest \
+            --tag uzurka/freebox-prometheus:${{ github.sha }} \
+            --platform linux/amd64,linux/arm64, linux/arm/v7 \
+            --push \
+            .
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