bump alpine for base building

0c0867cc · thelamer · fbaf0c49 · 0c0867cc · 0c0867cc · 0c0867cc
Commit 0c0867cc authored 4 years ago by thelamer
--- a/Dockerfile
+++ b/Dockerfile
-FROM alpine:3.9 as rootfs-stage
+FROM alpine:3.12 as rootfs-stage

 # environment
 ENV REL=bionic

--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
-FROM alpine:3.9 as rootfs-stage
+FROM alpine:3.12 as rootfs-stage

 # environment
 ENV REL=bionic

--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
-FROM alpine:3.9 as rootfs-stage
+FROM alpine:3.12 as rootfs-stage

 # environment
 ENV REL=bionic