Revert "remove sudo requirement?"

This reverts commit 5229fdb206.

.build.yml

@@ -14,19 +14,16 @@ packages:
 tasks:
   - prep: |
       sudo rc-service cgroups start
-      sudo modprobe tun
-      # echo tun >>/etc/modules
-      sudo sh -c 'echo build:100000:65536 >/etc/subuid'
-      sudo sh -c 'echo build:100000:65536 >/etc/subgid'
+      sleep 1
 
   # build the image using the just recipe
   - build: |
       cd alpine-cli
-      just build
+      sudo -E just build
 
   # set environment variables from the ~/.envdir directory
   # see http://smarden.org/runit/chpst.8.html for details on chpst
   # publish the image using the just recipe
   - publish: |
       cd alpine-cli
-      chpst -e ~/.envdir just publish
+      chpst -e ~/.envdir sudo -E just publish