Added compiler app docker

Author: jaymoulin

app/Dockerfile

@@ -0,0 +1,12 @@
+FROM java:alpine
+
+MAINTAINER Jay MOULIN <jaymoulin@gmail.com>
+
+RUN apk add wget unzip --update --virtual .build-deps && \
+wget "https://dl.google.com/closure-compiler/compiler-latest.zip" && \
+unzip "compiler-latest.zip" && \
+mv *.jar /bin/compiler.jar && \
+apk del wget --purge .build-deps
+COPY ./entrypoint.sh /bin/entrypoint
+ENTRYPOINT ["/bin/entrypoint"]
+CMD ["java", "-jar", "/bin/compiler.jar"]

app/entrypoint.sh

@@ -0,0 +1,8 @@
+#!/bin/sh
+
+set -e
+if [ "${1#-}" != "$1" ]; then
+    set -- java -jar /bin/compiler.jar "$@"
+fi
+
+exec "$@"