ci: add gitea actions

.gitea/worfklows/build-and-deploy.yml

@@ -0,0 +1,46 @@
+on: [ push ]
+
+jobs:
+  build:
+    runs-on: debian-latest
+    steps:
+      - name: Checkout the git repository
+        uses: actions/checkout@v5
+      - name: Build project
+        run: mvn clean package -DskipTests
+
+  build-docker-nightly:
+    if: gitea.ref == 'refs/head/main'
+    needs: build
+    runs-on: debian-latest-amd
+    steps:
+      - name: Checkout the git repository
+        uses: actions/checkout@v5
+      - name: Authenticate at container registry
+        uses: docker/login-action@v4
+        with:
+          registry: viziona.dev
+          username: ${{ vars.DOCKER_PUSH_USER }}
+          password: ${{ secrets.DOCKER_PUSH_TOKEN }}
+      - name: Build docker image
+        run: docker build -t viziona.dev/taiqane/discord-webhook-proxy:nightly .
+      - name: Push to docker registry
+        run: docker push --all-tags viziona.dev/taiqane/discord-webhook-proxy
+
+  build-docker-release:
+    if: startsWith(gitea.ref, 'refs/tags/v')
+    needs: build
+    runs-on: debian-latest-amd
+    steps:
+      - name: Checkout the git repository
+        uses: actions/checkout@v5
+      - name: Authenticate at container registry
+        uses: docker/login-action@v4
+        with:
+          registry: viziona.dev
+          username: ${{ vars.DOCKER_PUSH_USER }}
+          password: ${{ secrets.DOCKER_PUSH_TOKEN }}
+      - name: Build docker image
+        run: docker build -t viziona.dev/taiqane/discord-webhook-proxy:${{ gitea.ref_name }} .
+      - name: Push to docker registry
+        run: docker push --all-tags viziona.dev/taiqane/discord-webhook-proxy