Add initial inventory with hubble server

inventory.yaml

@@ -0,0 +1,16 @@
+---
+all:
+  vars:
+    skylab_state_dir: /var/run/skylab
+    skylab_ansible_venv: "{{ skylab_state_dir }}/ansible-runtime"
+    ansible_user: ansible
+    ansible_python_interpreter: "{{ skylab_ansible_venv }}/bin/python"
+    ansible_ssh_common_args: "-o ControlMaster=auto -o ControlPersist=60s -o ForwardAgent=yes"
+
+en2:
+  vars:
+    skylab_location: DigitalOcean NYC1
+  hosts:
+    hubble:
+      ansible_host: en2a.enp.one
+      skylab_description: Cloud Web Server