feat: Enhance command processing feedback in turtle; improve sleep duration for command acknowledgment in webbridge

turtle.lua

@@ -903,11 +903,13 @@ local function processMessage(message)
     
     if message.command then
         print("  Command: " .. message.command)
+        print("  Available handlers: " .. textutils.serialize(table.keys or function(t) local k={} for n in pairs(t) do table.insert(k,n) end return k end)(commands))
         
         local handler = commands[message.command]
         if handler then
-            print("  Executing command...")
+            print("  ✅ Executing command: " .. message.command)
             local success, result = handler(message.param)
+            print("  Result: success=" .. tostring(success) .. ", msg=" .. tostring(result))
             
             modem.transmit(CHANNEL_SEND, CHANNEL_RECEIVE, {
                 status = success and "ok" or "error",
@@ -917,8 +919,10 @@ local function processMessage(message)
             
             broadcastStatus()
         else
-            print("  No handler found for command: " .. message.command)
+            print("  ❌ No handler found for command: " .. message.command)
         end
+    else
+        print("  ❌ No command in message")
     end
 end