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FROM busybox AS base
RUN mkdir existingdir
FROM base AS source
RUN echo "Hello World" > /hello
FROM base AS copy_to_root
COPY --from=source /hello /hello
FROM base AS copy_to_newdir
COPY --from=source /hello /newdir/hello
FROM base AS copy_to_newdir_nested
COPY --from=source /hello /newdir/newsubdir/hello
FROM base AS copy_to_existingdir
COPY --from=source /hello /existingdir/hello
FROM base AS copy_to_newsubdir
COPY --from=source /hello /existingdir/newsubdir/hello
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