ci-cd: Github Actions CI/CD 스크립트 추가

.github/workflows/cicd.yml

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+name: Java CI with Maven
+
+on:
+  push:
+    branches: [ "dev", "HEENDY-31-CI-CD" ]
+  pull_request:
+    branches: [ "dev" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up JDK 11
+        uses: actions/setup-java@v3
+        with:
+          java-version: '11'
+          distribution: 'temurin'
+          cache: maven
+      - name: Build with Maven
+        run: mvn -B package -Dmaven.test.skip=true --file pom.xml
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          tags: ${{ secrets.DOCKER_USERNAME }}/${{ secrets.DOCKER_REPOSITORY }}:latest
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+  deploy:
+    needs: [ build ]
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy
+        uses: appleboy/ssh-action@master
+        with:
+          host: ${{ secrets.SERVER_HOST }}
+          username: ${{ secrets.SERVER_USERNAME }}
+          key: ${{ secrets.SERVER_PRIVATE_KEY }}
+          port: ${{ secrets.SERVER_PORT }}
+          script: |
+            sudo docker pull ${{ secrets.DOCKER_USERNAME }}/${{ secrets.DOCKER_REPOSITORY }}:latest
+            sudo docker tag ${{ secrets.DOCKER_USERNAME }}/${{ secrets.DOCKER_REPOSITORY }}:latest dearsanta
+            sudo docker-compose up -d

Dockerfile

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+FROM tomcat:9.0.64-jdk11-openjdk-slim-bullseye
+COPY /target/ROOT.war /usr/local/tomcat/webapps/