Add docker deployment

.gitea/workflows/build-docker-image.yaml

@@ -0,0 +1,34 @@
+name: build docker image
+
+on:
+    - push
+
+jobs:
+    docker-build:
+        runs-on: ubuntu-latest
+        container:
+          image: catthehacker/ubuntu:act-latest
+        steps:
+            - uses: actions/checkout@v3
+
+            - name: Set up QEMU
+              uses: docker/setup-qemu-action@v3
+
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Login to GitHub Container Registry
+              uses: docker/login-action@v3
+              with:
+                registry: gitea.stuzer.link
+                username: ${{ gitea.repository_owner }}
+                password: ${{ secrets.DOCKER_REGISTRY_TOKEN }}
+
+            - name: Build and push
+              uses: docker/build-push-action@v6
+              with:
+                platforms: linux/amd64
+                push: true
+                tags: gitea.stuzer.link/stuzer05/random-web-tools:latest
+                cache-from: type=registry,ref=gitea.stuzer.link/stuzer05/random-web-tools:latest
+                cache-to: type=inline