Document Atlas backend phase one and WireGuard deployment

ansible/roles/wireguard_overlay/templates/wg.conf.j2

@@ -0,0 +1,25 @@
+# Managed by Ansible. Do not edit manually.
+[Interface]
+Address = {{ wireguard_address }}
+PrivateKey = {{ wireguard_private_key_material.content | b64decode | trim }}
+MTU = {{ wireguard_mtu }}
+SaveConfig = false
+{% if wireguard_listen_port | int > 0 %}
+ListenPort = {{ wireguard_listen_port }}
+{% endif %}
+
+{% for peer in wireguard_peers %}
+[Peer]
+# {{ peer.name }}
+PublicKey = {{ hostvars[peer.host].wireguard_public_key }}
+AllowedIPs = {{ peer.allowed_ips | join(', ') }}
+{% if peer.endpoint is defined %}
+Endpoint = {{ peer.endpoint }}
+{% endif %}
+{% if peer.persistent_keepalive | default(0) | int > 0 %}
+PersistentKeepalive = {{ peer.persistent_keepalive }}
+{% endif %}
+{% if not loop.last %}
+
+{% endif %}
+{% endfor %}