add note about lxd static IP

roles/lxd_host/tasks/container_install.yml

@@ -12,6 +12,13 @@
     container_present: true
   when: command_return.rc == 0
 
+#
+# TODO: static ip not working
+#   the eth0 device is added, and ipv4.address is set, but the device
+#   is not attached to the bridge as per
+#     https://discuss.linuxcontainers.org/t/using-static-ips-with-lxd/1291/6
+#   could add some more tasks to do it manually :(
+#
 - name: "install container {{ container_name }}"
   community.general.lxd_container:
     name: "{{ container_name }}"