Initialise repository structure and placeholder files. Generic functionality works i guess, need to come up with a better solution for compose templates

roles/pelican_server/templates/wings.service.j2

@@ -0,0 +1,20 @@
+[Unit]
+Description=Wings Daemon
+After=docker.service
+Requires=docker.service
+PartOf=docker.service
+
+[Service]
+User=root
+WorkingDirectory={{ pelican_server_config_dir }}
+LimitNOFILE=4096
+RuntimeDirectory=wings
+PIDFile={{ pelican_server_runtime_dir }}/daemon.pid
+ExecStart={{ pelican_server_binary_path }}{% for arg in pelican_server_extra_args %} {{ arg }}{% endfor %}
+Restart=on-failure
+StartLimitInterval=180
+StartLimitBurst=30
+RestartSec=5s
+
+[Install]
+WantedBy=multi-user.target