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/core/src/model/channels.rs

@@ -68,7 +68,7 @@ impl Channel {
     }
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Clone, Serialize, Deserialize)]
 pub struct Message {
     pub id: usize,
     pub channel: usize,
@@ -98,7 +98,7 @@ impl Message {
     }
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Clone, Serialize, Deserialize)]
 pub struct MessageContext;
 
 impl Default for MessageContext {