update: Dockerfile 단축

배포 시 2번 Gradle 빌드를 시도하는 것을 수정하였습니다

Dockerfile

@@ -1,12 +1,7 @@
-FROM gradle:8.12.1-jdk21 AS build
-WORKDIR /app
-COPY --chown=gradle:gradle . .
-RUN chmod +x gradlew
-RUN ./gradlew build
 FROM openjdk:21-jdk-slim AS runtime
 WORKDIR /app
 RUN apt-get update && apt-get install -y tzdata && rm -rf /var/lib/apt/lists/*
 ENV TZ=Asia/Seoul
 ENV SPRING_PROFILES_ACTIVE=prod
-COPY --from=build /app/build/libs/*.jar app.jar
+COPY groom-0.0.1-SNAPSHOT.jar app.jar
 ENTRYPOINT ["java", "-jar", "app.jar"]