fix(docs): clarify Node.js version requirement for JavaScript iApps

Author: Le-Caignec

src/get-started/helloWorld.md

@@ -102,7 +102,7 @@ Before you begin, make sure you have:
   </div>
   <div class="flex items-center gap-4 text-left">
     <div class="flex items-center gap-1 flex-1 text-sm font-medium">
-      📦 Node.js v20+
+      📦 Node.js v20+ (for javascript iApps)
       <InfoIcon tooltip="Required runtime environment for running JavaScript code and managing project dependencies" />
     </div>
     <a target="_blank" href="https://nodejs.org/en/" class="no-underline! text-sm ml-auto hover:underline!">Download →</a>

src/references/iapp-generator/getting-started.md

@@ -14,7 +14,7 @@ Before using the iApp Generator, make sure you have:
 <div class="flex flex-col gap-2 my-4 pl-0">
   <div class="flex items-center gap-4 text-left">
     <div class="flex items-center gap-1 flex-1 text-sm font-medium">
-      📦 Node.js v20+
+      📦 Node.js v20+ (for javascript iApps)
     </div>
     <a target="_blank" href="https://nodejs.org/en/" class="no-underline! text-sm ml-auto hover:underline!">Download →</a>
   </div>