From 3ed7096133dae98ab294992a9f2ee55476d48f90 Mon Sep 17 00:00:00 2001
From: Jochen Schalanda <jochen@schalanda.name>
Date: Wed, 6 Nov 2024 19:37:57 +0100
Subject: [PATCH] build: squash Docker image layers

Refs wagoodman/dive#535
---
 Dockerfile | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index f01e25f2..8d6f1cb3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,12 @@
-FROM alpine:3.20
+FROM alpine:3.20 AS base
 
 ARG DOCKER_CLI_VERSION=${DOCKER_CLI_VERSION}
 RUN wget -O- https://download.docker.com/linux/static/stable/$(uname -m)/docker-${DOCKER_CLI_VERSION}.tgz | \
-    tar -xzf - docker/docker --strip-component=1 && \
-    mv docker /usr/local/bin
+    tar -xzf - docker/docker --strip-component=1 -C /usr/local/bin
 
 COPY dive /usr/local/bin/
 
+FROM scratch
+COPY --from=base / /
+
 ENTRYPOINT ["/usr/local/bin/dive"]