Squashed 'build/dobuild/' content from commit b017db7

git-subtree-dir: build/dobuild
git-subtree-split: b017db7c22e7c0ca6cee3f0f5ac1dd50f3b68eb9

assets/projects/gradle/x86_64-graalvm-ce.dockerfile

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+ARG REGISTRY_PREFIX=''
+ARG SYS
+ARG ABI
+ARG DISTRIB_ID
+ARG DISTRIB_VERSION
+
+FROM ${REGISTRY_PREFIX}oracle/${DISTRIB_ID}:${DISTRIB_VERSION}-${ABI}
+
+RUN set -x \
+  && gu install native-image
+
+ARG ID
+ARG GRADLE_HOME=/usr/local/lib/gradle-${ID}
+COPY bin/gradle-${ID} $GRADLE_HOME
+ENV PATH=$PATH:$GRADLE_HOME/bin
+
+RUN set -x \
+  && java -version \
+  && javac -version \
+  && native-image --version \
+  && gradle --version
+
+ARG TZ=UTC
+ENV LANG=C
+ENV LC_ALL=${LANG}
+
+CMD [ "/bin/bash" ]
+
+# unused
+ARG PARALLELMFLAGS=
+ARG MARCH=
+ARG HOSTMARCH=
+ARG VARIANT=