updated

main.lua

@@ -27,6 +27,14 @@ local function runDisplay()
 end
 
 local function run()
+    while not reactor do
+        print("Waiting for reactor signal...")
+    end
+
+    while not monitor do
+        print("Waiting for monitor signal...")
+    end
+
     parallel.waitForAll(runMonitors, runDisplay)
 end