build image workflow

Signed-off-by: ADHL <hanlim2002@gmail.com>

.github/workflows/maven-build-image.yml

@@ -0,0 +1,26 @@
+name: Build Spring Boot Image
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch: # Allows manual triggering
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v4
+        with:
+          java-version: '17'
+          distribution: 'temurin'
+
+      - name: Build Image with Maven
+        run: ./mvnw spring-boot:build-image --no-transfer-progress
+
+      - name: List Generated Image
+        run: docker images