add dockerfile and CI workflows

.github/workflows/build-and-upload.yml

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+# 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", "release/*" ]
+  pull_request:
+    branches: [ "**" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 21
+      uses: actions/setup-java@v4
+      with:
+        java-version: '21'
+        distribution: 'temurin'
+
+    # Configure Gradle for optimal use in GitHub Actions, including caching of downloaded dependencies.
+    # See: https://github.com/gradle/actions/blob/main/setup-gradle/README.md
+
+    - name: Setup Gradle
+      uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
+    - name: Build with Gradle Wrapper
+      run: ./gradlew build
+
+    # NOTE: The Gradle Wrapper is the default and recommended way to run Gradle (https://docs.gradle.org/current/userguide/gradle_wrapper.html).
+    # If your project does not have the Gradle Wrapper configured, you can use the following configuration to run Gradle with a specified version.
+    #
+    # - name: Setup Gradle
+    #   uses: gradle/actions/setup-gradle@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0
+    #   with:
+    #     gradle-version: '8.5'
+    #
+    # - name: Build with Gradle 8.5
+    #   run: gradle build
+
+    - name: Remove unused plain jar
+      run: rm build/libs/*plain.jar
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: Package
+        path: build/libs
+
+  docker:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Download artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: Package
+          path: build/libs
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          platforms: linux/amd64, linux/arm64
+          tags: xcodeassociated/spring-mvc-jpa-template:latest
+
+  dependency-submission:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK 21
+      uses: actions/setup-java@v4
+      with:
+        java-version: '21'
+        distribution: 'temurin'
+
+    # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.
+    # See: https://github.com/gradle/actions/blob/main/dependency-submission/README.md
+    - name: Generate and submit dependency graph
+      uses: gradle/actions/dependency-submission@417ae3ccd767c252f5661f1ace9f835f9654f2b5 # v3.1.0

Dockerfile

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+FROM eclipse-temurin:21-jre
+LABEL authors="xcodeassociated"
+
+COPY ./build/libs/*.jar ./app.jar
+
+EXPOSE 8082
+
+ENTRYPOINT exec java $JAVA_OPTS -jar -Dspring.profiles.active=docker ./app.jar

src/main/resources/application-docker.properties

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+spring.main.allow-bean-definition-overriding=false