Added a container workflow

.github/workflows/build-container.yml

@@ -0,0 +1,30 @@
+# This workflow will build a Java project with Maven, and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven
+
+name: Java CI with Maven Container
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        java: [ '17' ]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK ${{matrix.java}}
+        uses: actions/setup-java@v2
+        with:
+          java-version: ${{matrix.java}}
+          distribution: 'adopt'
+          cache: maven
+      - name: Build the Maven container image
+        run: ./mvnw spring-boot:build-image
+