chore(DVIZ-24): add initial github actions configuration

Author: timothygachengo

.github/dependabot.yml

@@ -0,0 +1,7 @@
+version: 2
+updates:
+  - package-ecosystem: "maven"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    open-pull-requests-limit: 1

.github/workflows/release.yml

@@ -0,0 +1,51 @@
+name: Build and Release
+
+on:
+  push:
+    branches:
+      - main
+      - release/*
+  workflow_dispatch:
+
+
+jobs:
+  build_and_release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+        with:
+          platforms: linux/amd64,linux/arm64
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to Docker Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ vars.DOCKER_REGISTRY }}
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Determine the version tag
+        id: version
+        run: |
+          if [ "${{ github.event_name }}" = "release" ]; then
+            echo "Using release tag: ${{ github.ref_name }}"
+            echo "version=${{ github.ref_name }}" >> $GITHUB_OUTPUT
+          else
+            echo "No release detected. Using tag: latest"
+            echo "version=latest" >> $GITHUB_OUTPUT
+          fi
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          platforms: linux/amd64,linux/arm64
+          context: .
+          push: true
+          tags: ${{ vars.DOCKER_REGISTRY }}/data-viz-admin:${{ steps.version.outputs.version }}
+