Feat : Github actions for docker build

.github/workflows/build.yml

@@ -0,0 +1,50 @@
+name: Build and Deploy
+
+on:
+  push:
+    tags:
+      - '*'
+    branches:
+      - master
+      - release-*
+
+jobs:
+  Docker-build:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          java-version: '11'
+          distribution: 'adopt'
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          build-scan-publish: true
+          build-scan-terms-of-use-url: "https://gradle.com/terms-of-service"
+          build-scan-terms-of-use-agree: "yes"
+
+      - name: Run build with JDK 11
+        run: |
+          gradle -v
+          ./gradlew build
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ vars.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build and Push Docker Image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: |
+            ${{ vars.DOCKERHUB_USERNAME }}/adminutil:${{ github.ref_name }}
+