Registry updated to v3 and from nginx to caddy

registry/playbook.yml

@@ -2,11 +2,12 @@
 # Setup Registry
 #################################################
 ---
-- hosts: rohan
+- hosts: clair
   become: true
   vars_files:
     - vars/default.yml
 
   roles:
+    - network
     - registry
-    - nginx
+    - caddy