also add users to docker group

post-debootstrap-installer.sh

@@ -4,6 +4,7 @@ set -e
 
 # config files
 cp -a /hardware-setup/config/* /
+
 # update apt because sources.list.d is also in config/*
 apt-get update
 apt-get dist-upgrade
@@ -43,6 +44,11 @@ esp_uuid=$(blkid --output value "/hardware-setup/hardware/${1}/esp" | head -n1)
 sed -i "s/%esp_uuid%/${esp_uuid}/" /etc/fstab
 
 
+### Docker
+
+apt-get -y install docker-ce
+
+
 ### users
 
 apt-get -y install sudo
@@ -57,12 +63,9 @@ for key in /hardware-setup/authorized_keys/*; do
     chown "$user": /home/"$user"/.ssh/authorized_keys
     
     adduser "$user" sudo
+    adduser "$user" docker
 done
 
-### Docker
-
-apt-get -y install docker-ce
-
 
 ### administration tools