Add Shardok map queries to text client (#8558)

docs/TEXT_CLIENT_OPERATOR_GUIDE.md

@@ -133,6 +133,19 @@ Shardok update with no available commands clears the previous command list.
 
 Use `shardok-commands-json` or `shardok-units-json` when the concise output omits a needed field.
 
+The client synchronizes Shardok map definitions when it connects. To inspect the
+base terrain together with current tile modifiers and occupying units, use:
+
+```text
+shardok-map <shardok-game-id>
+shardok-map-json <shardok-game-id>
+```
+
+The battle ID may be omitted when the client knows about exactly one Shardok
+battle. The concise map prints every coordinate's terrain plus fire, castle,
+bridge, ice, and snow state. The JSON form includes the complete base map,
+dynamic tile modifiers, and current active units.
+
 ## Reconnects And Shutdown
 
 The client automatically recreates a failed gRPC stream and re-subscribes to the active game. It retains its in-process `ClientTextStore`, so a reconnect should announce: