Fix .install add command for add user in group docker

Author: talesam

pkgbuild/biglinux-docker-config.install

@@ -2,13 +2,19 @@ post_install() {
     if ! getent group docker > /dev/null; then
         groupadd docker
     fi
+    for user in $(awk -F':' '{ if ($3 >= 1000 && $1 != "nobody") print $1 }' /etc/passwd); do
+        usermod -aG docker "$user"
+    done
     systemctl enable --now docker.service
 }
 
 post_upgrade() {
     if ! getent group docker > /dev/null; then
         groupadd docker
     fi
+    for user in $(awk -F':' '{ if ($3 >= 1000 && $1 != "nobody") print $1 }' /etc/passwd); do
+        usermod -aG docker "$user"
+    done
     systemctl enable --now docker.service
 }