Merge branch 'add-vids' of https://github.com/dipamsen/thecodingtrain.com into add-vids

Author: dipamsen

content/videos/challenges/124-flocking-simulation/showcase/contribution24.json

@@ -1,6 +1,6 @@
 {
   "title": "3D flocking in C++ and compute shaders with octree and regular grid",
-  "url": "https://www.vojtatom.cz/flocking/",
+  "url": "https://vojtatom.github.io/flocking.cpp",
   "author": {
     "name": "Vojtěch Tomas",
     "url": "https://vojtatom.cz/"

content/videos/challenges/124-flocking-simulation/showcase/contribution24.png

@@ -0,0 +1,9 @@
+{
+  "title": "friction control with potentiometer",
+  "author": {
+    "name": "alpaslan özdemir",
+    "url": "https://www.youtube.com/@alpaslanozdemir5229"
+  },
+  "url": "https://youtube.com/shorts/Me-gOchCrds",
+  "submittedOn": "2023-11-12T17:31:13.450Z"
+}

content/videos/noc/2-forces/3-friction-force/showcase/contribution-1699810273.jpg

@@ -0,0 +1,8 @@
+{
+  "title": "cubic panna",
+  "author": {
+    "name": "panna"
+  },
+  "url": "https://editor.p5js.org/tamaki.komatsuzaki/sketches/Y-J5JCuot",
+  "submittedOn": "2023-11-12T09:20:43.017Z"
+}

content/videos/noc/2-forces/3-friction-force/showcase/contribution-1699810273.json

@@ -27,7 +27,7 @@
 
 # shortcuts - 302
 
-/discord https://discord.gg/ZHydDC8sXN 302!
+/discord https://discord.com/servers/coding-train-choo-choo-276096133695143936 302!
 /pi2022 https://editor.p5js.org/codingtrain/full/U11UYbgVc 302!
 /colors https://coding-train-colors.vercel.app/ 302!
 /wheel https://editor.p5js.org/kingpepe/full/n_KhX8lYC 302!