init commit

Dockerfile

@@ -0,0 +1,16 @@
+FROM library/alpine:3.5
+
+ENV HOME_DIR=/opt/crontab
+RUN apk add --no-cache --virtual .run-deps bash curl jq docker \
+    && mkdir -p ${HOME_DIR}
+
+# Dev
+COPY config.json ${HOME_DIR}/
+
+COPY docker-entrypoint /
+ENTRYPOINT ["/docker-entrypoint"]
+
+HEALTHCHECK --interval=5s --timeout=3s \
+    CMD ps aux | grep '[c]rond' || exit 1
+
+CMD ["crond","-f"]