Added new contribution

Author: ch00ooch00oo

content/videos/challenges/175-3D-cube-applesoft-basic/showcase/contribution-1703961794.json

@@ -0,0 +1,8 @@
+{
+  "title": "3D Polygonal Cube With Back-Face Culling",
+  "author": {
+    "name": "Gabriel Martínez"
+  },
+  "url": "https://youtu.be/pOvioXQ-BFE?si=vsmQO1RX4JK7JvVe",
+  "submittedOn": "2023-12-30T18:43:15.118Z"
+}