From 22176e277d6eb418a15bca5beef89d76d2ffb940 Mon Sep 17 00:00:00 2001
From: Peter Woo <peterw@eff.org>
Date: Tue, 15 Aug 2017 15:40:59 -0700
Subject: [PATCH] Use node:7-alpine image in Dockerfile

---
 Dockerfile    | 7 ++++++-
 entrypoint.sh | 4 ++--
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index ffd98f7..d69f059 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,9 @@
-FROM node:7.5.0
+FROM node:7-alpine
+
+RUN apk --update --no-cache add \
+    build-base file autoconf make gcc g++ python \
+    alpine-sdk automake autoconf make nasm gcc g++ zlib zlib-dev \
+    libpng libpng-dev libwebp libwebp-dev libjpeg-turbo libjpeg-turbo-dev
 
 COPY package.json /tmp/package.json
 RUN cd /tmp \
diff --git a/entrypoint.sh b/entrypoint.sh
index 921644d..3a7c3cd 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -1,6 +1,6 @@
-#!/bin/bash
+#!/bin/sh
 
-if [ "$(tr '[:upper:]' '[:lower:]' <<<"$NODE_ENV")" = "production" ]; then
+if [ "$(echo $NODE_ENV | tr '[:upper:]' '[:lower:]')" = "production" ]; then
     npm run build:prod
     git rev-parse HEAD >.build/revision
 fi