Update README, add XMPP channel

README.org

@@ -36,7 +36,12 @@ Key features compared to existing solutions:
 
 * Community
 
-Please feel free to ask questions and share ideas in the [[https://github.com/meow-edit/meow/discussions][Discussion]].
+Please feel free to ask questions and share ideas at
+
+- [[https://github.com/meow-edit/meow/discussions][Github Discussion]]
+
+- [[https://xmpp.link/#[email protected]?join][Meow XMPP Channel]]
+
 
 * Documents
 
@@ -56,4 +61,4 @@ Please feel free to ask questions and share ideas in the [[https://github.com/me
 
 * License
 
-Licensed under GPLv3.
+Licensed under GPLv3.