added maas-cloud.yaml and edit the IP address on the fly in teh config

maas-cloud.yaml

@@ -0,0 +1,5 @@
+clouds:         # clouds key is required.
+  maas-cloud:
+    type: maas
+    auth-types: [oauth1]
+    endpoint: http://IPADDRESS:5240/MAAS

maas-setup.sh

@@ -41,8 +41,9 @@ maas admin vm-hosts read | jq '.[] | select (.name=="proud-possum") | .name, .id
 maas admin vm-host compose 1 cores=4 cpu_speed=300 memory=8192 architecture="amd64/generic" \
  storage="main:100(pool1)"
 
- # Juju
+ # Juju (note, this section requires manual intervention)
 sudo snap install juju --classic
+sed -i 's/IP_ADDRESS/${IP_ADDRESS}/' maas-cloud.yaml
 juju add-cloud --local maas-cloud maas-cloud.yaml
 juju add-credential maas-cloud
 juju clouds --local