Chain the commands to a single RUN instruction

jfahrer · jfahrer · commit efadaacab114 · 2018-05-04T17:32:22.000-07:00
[refs #59973c6d65e1]
diff --git a/myalpine/Dockerfile b/myalpine/Dockerfile
@@ -1,8 +1,6 @@
 FROM alpine:latest
 
-RUN apk update
-RUN apk add bash
-RUN rm -rf /var/cache/apk/*
+RUN apk update && apk add bash && rm -rf /var/cache/apk/*
 
 ENV PS1="\h:\w# " PS2=">> "
 
