add additional tests

tests/c/Dockerfile

@@ -0,0 +1,16 @@
+FROM ocirep/busybox as build
+COPY --from=ocirep/gcc . /
+COPY --from=ocirep/musl . /
+COPY --from=ocirep/binutils . /
+COPY . .
+RUN set -eux; \
+  gcc main.c -static -o main; \
+  mkdir -p $HOME/rootfs/etc; \
+  echo "nogroup:*:100:nobody" > ~/rootfs/etc/group; \
+  echo "nobody:*:100:100:::" > ~/rootfs/etc/passwd; \
+  cp main $HOME/rootfs/
+
+FROM scratch
+COPY --from=build --chown=100:100 /home/user/rootfs /
+USER 100:100
+ENTRYPOINT ["/main"]

tests/c/main.c

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+#include <stdio.h>
+int main() {
+   printf("Success\n");
+   return 0;
+}

tests/perl/Dockerfile

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+FROM ocirep/busybox as build
+COPY . .
+RUN set -eux; \
+  mkdir -p $HOME/rootfs/etc; \
+  echo "nogroup:*:100:nobody" > ~/rootfs/etc/group; \
+  echo "nobody:*:100:100:::" > ~/rootfs/etc/passwd; \
+  cp main.py $HOME/rootfs/
+
+FROM scratch
+COPY --from=build --chown=100:100 /home/user/rootfs /
+COPY --from=ocirep/perl . /
+USER 100:100
+ENTRYPOINT ["/usr/bin/perl"]
+CMD ["/main.pl"]

tests/perl/main.pl

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+use strict;
+use warnings;
+
+print("Success\n");

tests/python/Dockerfile

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+FROM ocirep/busybox as build
+COPY . .
+RUN set -eux; \
+  mkdir -p $HOME/rootfs/etc; \
+  echo "nogroup:*:100:nobody" > ~/rootfs/etc/group; \
+  echo "nobody:*:100:100:::" > ~/rootfs/etc/passwd; \
+  cp main.py $HOME/rootfs/
+
+FROM scratch
+COPY --from=build --chown=100:100 /home/user/rootfs /
+COPY --from=ocirep/python . /
+USER 100:100
+ENTRYPOINT ["/usr/bin/python"]
+CMD ["/main.py"]

tests/python/main.py

@@ -0,0 +1 @@
+print("Success")