added fn user to runtime java

Author: nishalad95

images/init-native/Dockerfile

@@ -30,4 +30,5 @@ WORKDIR /function
 COPY --from=build-native-image /function/func func
 COPY --from=build-native-image /function/runtime/lib/* .
 ENTRYPOINT ["./func", "-XX:MaximumHeapSizePercent=80"]
+RUN addgroup -g 1000 -S fn && adduser -S -u 1000 -G fn fn
 CMD [ "com.example.fn.HelloFunction::handleRequest" ]

images/init-native/Dockerfile-init-image

@@ -22,4 +22,5 @@ fi\n\
 tar c src pom.xml func.init.yaml Dockerfile\n' > build_init_image.sh \
     && chmod 755 build_init_image.sh
 
+RUN addgroup -g 1000 -S fn && adduser -S -u 1000 -G fn fn
 CMD ["./build_init_image.sh"]