two tutorial pages for compounds

Author: matas-bitbybit-dev

docs/learn/code/common/occt/shapes/compound/_category_.json

@@ -0,0 +1,10 @@
+{
+    "label": "Compound",
+    "position": 4,
+    "link": {
+        "type": "generated-index",
+        "title": "Compound Shapes",
+        "description": "Compound shapes are formed by combining multiple basic shapes. These tutorials will help you understand how to create and manipulate compound shapes in your 3D models.",
+        "slug": "/code/common/occt/shapes/compound"
+    }
+}