Update README.rst

Author: gilesknap

README.rst

@@ -24,7 +24,17 @@ Organization   https://github.com/epics-containers
 .. |license| image:: https://img.shields.io/badge/License-Apache%202.0-blue.svg
     :target: https://opensource.org/licenses/Apache-2.0
     :alt: Apache License
+    
+Communication
+=============
 
+If you are interested in discussing containers for control systems, please:
+
+- Add a brief description of your project and the status of it's use of containers to:
+  - https://github.com/epics-containers/epics-containers.github.io/wiki/Brief-Overview-of-Projects-Using-Containers-in-Controls
+- Email [email protected] to introduce yourself
+
+We will set up a communication channel soon (after ICALEPCS 2021).
 
 Materials
 =========