update scripts for ubuntu
diff --git a/scripts/network-config b/scripts/network-config
new file mode 100644
index 0000000..bfd94c5
--- /dev/null
+++ b/scripts/network-config
@@ -0,0 +1,22 @@
+# This file contains a netplan-compatible configuration which cloud-init
+# will apply on first-boot. Please refer to the cloud-init documentation and
+# the netplan reference for full details:
+#
+# https://cloudinit.readthedocs.io/
+# https://netplan.io/reference
+#
+# Some additional examples are commented out below
+
+network:
+    version: 2
+    ethernets:
+        eth0:
+            dhcp4: true
+            optional: true
+    wifis:
+        wlan0:
+            optional: true
+            dhcp4: true
+            access-points:
+                "SSID":
+                    password: "PSSWD"
diff --git a/rpi/setup.sh b/scripts/raspberry-pi.sh
similarity index 61%
rename from rpi/setup.sh
rename to scripts/raspberry-pi.sh
index 1565d8a..3743ca1 100644
--- a/rpi/setup.sh
+++ b/scripts/raspberry-pi.sh
@@ -1,8 +1,11 @@
+### Ubuntu 18.04 https://dev.to/wesleybatista/setup-raspberry-pi-3-model-b-with-ubuntu-server-and-ssh-over-wifi-4d41
+
 ### setup rpi connectivity
 ## enable wifi and ssh
 # host
-# set ssid/psswd in wpa_suplicant.conf
-cp wpa_supplicant.conf /Volumes/boot/
+# set ssid/psswd in wpa_suplicant.conf/network-config
+# Raspbian - cp wpa_supplicant.conf /Volumes/boot/
+# Ubuntu - sudoedit /etc/netplan/50-cloud-init.yaml and copy network-config into it
 touch /Volumes/boot/ssh
 ## attach rpi to ip address
 # sudo add rpi to /etc/hosts
@@ -14,21 +17,20 @@
 # rpi
 sudo adduser pcloud
 sudo usermod -aG sudo pcloud
+sudoedit /boot/firmware/cmdline.txt # append cgroup_memory=1 cgroup_enable=memory
+sudo shutdown -r now
 ## install k3s without traefik
 # pcloud@rpi
-curl -sfL https://get.k3s.io | INSTALL_K3S_EXEC="server --no-deploy traefik" sh
+curl -sfL https://get.k3s.io | INSTALL_K3S_EXEC="server --no-deploy traefik" K3S_KUBECONFIG_MODE="644" sh
 ## copy kubeconfig on host
 # pcloud@rpi
-sudo cp /etc/rancher/k3s/k3s.yaml ~/
-sudo chown pcloud k3s.yaml
+sudo chown pcloud /etc/rancher/k3s/k3s.yaml
 # host
-scp pcloud@rpi:k3s.yaml ~/.k3s.kubeconfig
+scp pcloud@rpi:/etc/rancher/k3s/k3s.yaml ~/.k3s.kubeconfig
 sed -i -e 's/127\.0\.0\.1/rpi/g' ~/.k3s.kubeconfig
 printf "\n\n#k3s kubeconfig\nexport KUBECONFIG=~/.k3s.kubeconfig\n" >> ~/.bash_profile
 source ~/.bash_profile
 kubectl get pods -A
-# pcloud@rpi
-rm k3s.yaml
 
 
 
diff --git a/rpi/wpa_supplicant.conf b/scripts/wpa_supplicant.conf
similarity index 100%
rename from rpi/wpa_supplicant.conf
rename to scripts/wpa_supplicant.conf