Added : githubaction workflow build docker to ecr

.github/workflows/core-service.yml

@@ -0,0 +1,68 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle
+
+name: Java CI with Gradle
+
+on:
+  push:
+    branches: [ "main" ]
+
+env:
+  ecr_url: ${{ secrets.ECR_REPO_DEV }}
+  role_arn: ${{ secrets.OIDC_ROLE }}
+  aws_region: ${{ secrets.AWS_REGION }}
+
+permissions:
+      id-token: write
+      contents: read
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    permissions:
+      id-token: write   # This is required for requesting the JWT
+      contents: read    # This is required for actions/checkout
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 1
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+          cache: 'gradle'
+
+      - name: Grant execute permission for gradlew
+        run: chmod +x gradlew
+
+      - name: Build with Gradle
+        run: ./gradlew bootJar
+
+      - name: Docker build
+        run: docker build -t core-service .
+
+      - name: Configure AWS Credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-region: ${{ env.aws_region }}
+          role-session-name: GitHubActions
+          role-to-assume: ${{ env.role_arn }}
+
+      - name: Login to Amazon ECR
+        id: login-ecr
+        uses: aws-actions/amazon-ecr-login@v1
+
+      - name: Publish Image to ECR(CORE-SERVICE)
+        run: |
+          docker tag core-service:latest ${{ env.ecr_url }}
+          docker push ${{ env.ecr_url }}