AETHER-918 Add playbook to configure a route-based VPN

Change-Id: I56961df5ced5926bc25a1b88fc9941e194441534
diff --git a/playbooks/vpn-playbook.yml b/playbooks/vpn-playbook.yml
new file mode 100644
index 0000000..5ccc942
--- /dev/null
+++ b/playbooks/vpn-playbook.yml
@@ -0,0 +1,9 @@
+---
+# Ansible playbook to configure a dynamic route-based VPN with BIRD and strongSwan
+
+- name: Configure VPN
+  hosts: vpn
+  become: true
+  roles:
+    - bird
+    - strongswan