bug fix + add multiple correct anwsers

gst.js

@@ -25,7 +25,7 @@ function getRandomCpu() {
     let randomIndex;
     do {
         randomIndex = getRandomInt(0, cpuList.length)
-    } while (typeof(cpuList[randomIndex]["type"]) == null)
+    } while (typeof(cpuList[randomIndex]["type"]) == null || cpuList[randomIndex]["type"] == "null" || cpuList[randomIndex]["type"] == null);
     
     
     return {
@@ -51,6 +51,10 @@ export async function btnClick(typ) {
 
     let btns = [btnDesktop, btnLaptop, btnMobile, btnServer];
 
+    btns.forEach((el) => {
+        el.setAttribute("disabled", "");
+    })
+
     switch (typ) {
         case 0:
             btnDesktop.style.backgroundColor = "#FF4444";
@@ -66,25 +70,24 @@ export async function btnClick(typ) {
             break;
     }
 
-    switch (currentCpu.type) {
-        case "Desktop":
+    if(currentCpu.type.includes("Desktop")) {
         btnDesktop.style.backgroundColor = "lightgreen";
-            break;
-        case "Laptop":
+    } 
+    if(currentCpu.type.includes("Laptop")) {
         btnLaptop.style.backgroundColor = "lightgreen";
-            break;
-        case "Mobile/Embedded":
+    } 
+    if(currentCpu.type.includes("Mobile/Embedded")) {
         btnMobile.style.backgroundColor = "lightgreen";
-            break;
-        case "Server":
+    }
+    if(currentCpu.type.includes("Server")) {
         btnServer.style.backgroundColor = "lightgreen";
-            break;
     }
 
     await delay(2000);
 
     btns.forEach( (el) => {
         el.style.backgroundColor = "#3CC3FA";
+        el.removeAttribute("disabled");
     })
 
     nextRound();