Add jenkins build nodes

inventory.yml.example

@@ -6,3 +6,8 @@ jenkinsmaster:
       ansible_user: root # ssh user
       jenkins_admin_password: # ENTER SOMETHING
       domain_email: # email to the entity managing the domain/server. Sent to Let's Encrypt to request certs
+jenkinsnodes:
+    node1.puri.sm:
+      ansible_port: 1234 # ssh port
+    node2.puri.sm:
+      ansible_port: 1235 # ssh port

jenkinsnodes.yml

+---
+- hosts: jenkinsnodes
+  user: root
+  vars:
+  roles:
+    - role: infra
+      tags: infra
+    - role: gbp
+      gbp_cowbuilder_targets:
+        - dist: sid
+        - dist: buster
+        - dist: stretch
+        - dist: sid
+          arch: armhf
+          foreign: true
+        - dist: buster
+          arch: armhf
+          foreign: true
+      tags:
+        - gbp
+