feat : (#6) github actions를 이용한 ci

.github/workflows/ci.yml

@@ -0,0 +1,37 @@
+name: ci
+
+on:
+  pull_request:
+    branches:
+      - weekly  # 'weekly' 브랜치로 PR이 생성될 때만 실행
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v2
+        with:
+          java-version: '17'
+          distribution: 'adopt'
+
+      - name: Cache Gradle dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/.gradle/caches
+          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle') }}
+          restore-keys: ${{ runner.os }}-gradle
+
+      - name: Build and Test
+        run: ./gradlew clean build
+      - name: Run Spring Boot App for 30 seconds
+        run: |
+          ./gradlew bootRun &
+          APP_PID=$!
+          sleep 30
+          kill $APP_PID
+        continue-on-error: false