Added new contribution (#1778)

Co-authored-by: Jasmine Mah <[email protected]>

Author: ch00ooch00oo

content/videos/challenges/13-reaction-diffusion/showcase/contribution-1732903159.jpg

@@ -0,0 +1,10 @@
+{
+  "title": "3D Reaction Diffusion in Blender",
+  "author": {
+    "name": "Jasmine Mah",
+    "instagram": "@beehivehoney"
+  },
+  "url": "https://www.instagram.com/p/CsCHwpCutpF/?igsh=MWl0ajF4ZG1yMTJsdA==",
+  "submittedOn": "2024-11-29T17:59:19.514Z",
+  "socialPermission": true
+}