copy jdk from image

docker/ci.Dockerfile

@@ -11,8 +11,10 @@ FROM mongo:7-jammy as dbbuilder
 
 RUN apt update && apt install -y git python3-pip curl
 RUN pip3 install pymongo requests
-RUN curl -L https://github.com/adoptium/temurin21-binaries/releases/download/jdk-21.0.2%2B13/OpenJDK21U-jdk_x64_linux_hotspot_21.0.2_13.tar.gz | tar xzf - && mv jdk-21* /jdk-21
-ENV PATH=/jdk-21/bin:$PATH
+
+ENV JAVA_HOME=/opt/java/openjdk
+COPY --from=eclipse-temurin:21 $JAVA_HOME $JAVA_HOME
+ENV PATH="${JAVA_HOME}/bin:${PATH}"
 
 RUN git clone --depth 1 https://github.com/lichess-org/lila-db-seed /lila-db-seed
 WORKDIR /lila-db-seed
@@ -48,16 +50,16 @@ RUN apt update && apt install -y curl redis python3-pip && apt clean
 RUN pip3 install berserk pytest
 
 COPY --from=dbbuilder /seeded /seeded
-COPY --from=dbbuilder /jdk-21 /jdk-21
 COPY --from=lilawsbuilder /lila-ws/target /lila-ws/target
 COPY --from=lilabuilder /lila/target /lila/target
 COPY --from=lilabuilder /lila/public /lila/public
 COPY --from=lilabuilder /lila/conf   /lila/conf
 COPY --from=node /lila/public /lila/target/universal/stage/public
 COPY --from=thegeeklab/wait-for /usr/local/bin/wait-for /usr/local/bin/wait-for
 
-ENV JAVA_HOME=/jdk-21
-ENV PATH=/jdk-21/bin:$PATH
+ENV JAVA_HOME=/opt/java/openjdk
+COPY --from=eclipse-temurin:21 $JAVA_HOME $JAVA_HOME
+ENV PATH="${JAVA_HOME}/bin:${PATH}"
 ENV LANG=C.utf8
 
 WORKDIR /lila