Dockerfile

# Stage 1: Cache Gradle dependencies
FROM gradle:latest AS cache
RUN mkdir -p /home/gradle/cache_home
ENV GRADLE_USER_HOME=/home/gradle/cache_home
WORKDIR /home/gradle/app

# 拷贝项目gradle配置
COPY settings.gradle.kts                                            ./
COPY gradle/libs.versions.toml                                      ./gradle/
COPY buildSrc/build.gradle.kts buildSrc/settings.gradle.kts         ./buildSrc/
COPY buildSrc/src/main/kotlin/*                                     ./buildSrc/src/main/kotlin/
# 拷贝各模块gradle配置
COPY app/build.gradle.kts                                           ./app/
COPY dbConvertor/build.gradle.kts                                   ./dbConvertor/
COPY dto/build.gradle.kts                                           ./dto/
COPY judge/build.gradle.kts                                         ./judge/
COPY persistence/build.gradle.kts                                   ./persistence/

RUN gradle clean build -i --stacktrace

# Stage 2: Build Application
FROM gradle:latest AS build
COPY --from=cache /home/gradle/cache_home /home/gradle/.gradle
COPY . /usr/src/app/
WORKDIR /usr/src/app
COPY --chown=gradle:gradle . /home/gradle/src
WORKDIR /home/gradle/src
# Build the fat JAR, Gradle also supports shadow
# and boot JAR by default.
RUN gradle buildFatJar --no-daemon

# Stage 3: Create the Runtime Image
FROM amazoncorretto:21 AS runtime
EXPOSE 8080:8080
RUN mkdir /app
COPY --from=build /home/gradle/src/app/build/libs/*.jar /app/kzoj.jar
ENTRYPOINT ["java","-jar","/app/kzoj.jar"]