Added new contribution (#1822)

Co-authored-by: Daniel Shiffman <daniel.shiffman@gmail.com>

Author: ch00ooch00oo

content/videos/code/1-intro/4-color/showcase/contribution-1739723563.json

@@ -0,0 +1,9 @@
+{
+  "title": "Refraction",
+  "author": {
+    "name": "Udai Krishna"
+  },
+  "url": "https://editor.p5js.org/udaikrishnareddy/sketches/wunZgCnMW",
+  "submittedOn": "2025-02-16T16:32:43.497Z",
+  "socialPermission": true
+}