sample docker

FROM openjdk:11-jdk-slim

RUN apt-get update && apt-get install -y git curl unzip procps time

RUN git clone https://github.com/spring-petclinic/spring-petclinic-kotlin.git /project && \
    cd /project && git reset --hard 429f88335e8d233ffc527bff009721a72611e5e7
WORKDIR /project

# warm-up dependencies, gradle caches, compilation, etc
RUN time ./gradlew assemble

ARG IDEA_BUILD=213.6461
RUN curl -fsSL -o /ide.tar.gz https://download.jetbrains.com/idea/ideaIU-2021.3.1.tar.gz && \
    mkdir /ide && \
    tar xfz /ide.tar.gz --strip-components=1 -C /ide && \
    rm /ide.tar.gz

# Install any additional plugins required for opening the project
# RUN /ide/bin/remote-dev-server.sh installPlugins /project org.intellij.scala

# warm-up IDE indexes, caches etc
# RUN time /ide/bin/remote-dev-server.sh warm-up /project

# Enable JCEF (embedded Chromium) for e.g. markdown preview
# ENV REMOTE_DEV_SERVER_JCEF_ENABLED=1

CMD /ide/bin/remote-dev-server.sh run /project --listenOn 0.0.0.0 --port 5990