From a971a3cff524a55446f45515db2e8f2441b0d882 Mon Sep 17 00:00:00 2001
From: Jesse Chan <jc@linux.com>
Date: Fri, 11 Dec 2020 13:30:34 +0800
Subject: [PATCH] Dockerfile: flatten Docker image layers

---
 Dockerfile | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 6ff4e2a1..6da101f0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -24,8 +24,8 @@ RUN npm ci --no-optional
 RUN cp config.cli.js config.js
 RUN npm pack
 
-# Now get the clean image
-FROM ${NODE_IMAGE} as flood
+# Now get the clean Node.js image
+FROM ${NODE_IMAGE} as install
 
 # Copy package built
 COPY --from=nodebuild /usr/src/app/flood-*.tgz /tmp/
@@ -51,6 +51,11 @@ RUN rm -rf /opt/*
 # Remove Node.js development files
 RUN rm -rf /usr/local/include/node
 
+# Get the scratch image
+FROM scratch as flood
+
+COPY --from=install / /
+
 # Create "download" user
 RUN adduser -h /home/download -s /sbin/nologin --disabled-password download