Network: document ConnectUpdate

MultiServer.py

@@ -1292,7 +1292,12 @@ async def process_client_cmd(ctx: Context, client: Client, args: dict):
                 return
 
             if "tags" in args:
+                old_tags = client.tags
                 client.tags = args["tags"]
+                if set(old_tags) != set(client.tags):
+                    ctx.notify_all(
+                        f"{ctx.get_aliased_name(client.team, client.slot)} (Team #{client.team + 1}) has changed tags "
+                        f"from {old_tags} to {client.tags}.")
 
         elif cmd == 'Sync':
             items = get_received_items(ctx, client.team, client.slot)

docs/network protocol.md

@@ -213,6 +213,14 @@ Sent by the client to initiate a connection to an Archipelago game session.
 #### Authentication
 Many, if not all, other packets require a successfully authenticated client. This is described in more detail in [Archipelago Connection Handshake](#Archipelago-Connection-Handshake).
 
+### ConnectUpdate
+Update arguments from the Connect package, currently only updating tags is supported.
+
+#### Arguments
+| Name | Type | Notes |
+| ---- | ---- | ----- |
+| tags | list\[str\] | Denotes special features or capabilities that the sender is capable of. [Tags](#Tags) |
+
 ### Sync
 Sent to server to request a [ReceivedItems](#ReceivedItems) packet to synchronize items.
 #### Arguments