Add installer/updater

handlers.lua

@@ -104,6 +104,11 @@ function handlers.handleDisconnectButton(eventType, side, x, y)
         return nil
     end
 
+    -- Only process if stargate is actually connected
+    if not gate.isStargateConnected() then
+        return nil
+    end
+
     -- Check if clicking disconnect button (bottom-right corner)
     if y >= 17 and y <= 19 and x >= 20 and x <= 28 then
         gate.disconnectStargate()

startup.lua

@@ -516,7 +516,7 @@ local function selectGateFromList()
                 break
             end
         end
-        
+
         -- Check back button (x: 23-28, y: 17-19)
         if not dialing and sely >= 17 and sely <= 19 and selx >= 23 and selx <= 28 then
             selecting = false