added hex-house links to github examples, added threejs and babylonjs menu items

Author: matas-bitbybit-dev

docs/docusaurus.config.ts

@@ -102,6 +102,8 @@ const config: Config = {
                 },
                 { to: "/learn/code/intro", label: "Code", position: "left" },
                 { to: "/learn/3d-bits/intro", label: "3D Bits", position: "left" },
+                { to: "/learn/npm-packages/threejs", label: "ThreeJS", position: "left" },
+                { to: "/learn/npm-packages/babylonjs", label: "BabylonJS", position: "left" },
                 { to: "/blog", label: "Blog", position: "left" },
                 { to: "https://bitbybit.dev", label: "Home", position: "left" },
                 {

docs/learn/npm-packages/babylonjs/hex-house-concept.md

@@ -61,6 +61,8 @@ We are providing a higher level explanations of the codebase below, but for work
   title="StackBlitz - Hex House Concept 3D"
 />
 
+### Find the source code on [Bitbybit GitHub Examples](https://github.com/bitbybit-dev/bitbybit/tree/master/examples/vite/babylonjs/hex-house-concept)
+
 ## 1. HTML Foundation (`index.html`)
 
 The `index.html` file is the standard entry point, providing a canvas for BabylonJS.

docs/learn/npm-packages/threejs/advanced-parametric-3d-model.md

@@ -46,8 +46,8 @@ We are providing a higher level explanations of the codebase below, but for work
   title="StackBlitz - Advanced Parametric 3D Model with ThreeJS & Bitbybit"
 />
 
+### Find the source code on [Bitbybit GitHub Examples](https://github.com/bitbybit-dev/bitbybit/tree/master/examples/vite/threejs/hex-house-concept)
 
-### Find the source code on [Bitbybit GitHub Examples](https://github.com/bitbybit-dev/bitbybit/tree/master/examples/vite/threejs/hex-shell)
 
 ## Project Structure Overview
 

docs/learn/npm-packages/threejs/hex-house-concept.md

@@ -62,6 +62,9 @@ We are providing a higher level explanations of the codebase below, but for work
   title="StackBlitz - Hex House Concept 3D"
 />
 
+### Find the source code on [Bitbybit GitHub Examples](https://github.com/bitbybit-dev/bitbybit/tree/master/examples/vite/threejs/hex-house-concept)
+
+
 ## 1. HTML Foundation (`index.html`)
 
 The `index.html` file is the standard entry point, providing a canvas for ThreeJS.