add: user socket streams

add: group messages by author in ui
TODO: group messages by author in ui as they come in from socket
TODO: notifications stream connection

crates/app/src/public/html/chats/stream.html

@@ -12,7 +12,7 @@
         {% endif %}
 
         {% for message in messages %}
-            {{ components::message(user=message[1], message=message[0]) }}
+            {{ components::message(user=message[1], message=message[0], grouped=message[2]) }}
         {% endfor %}
 
         {% if messages|length > 0 %}