adding walkthrough video

docs/bluetooth.md

@@ -16,6 +16,8 @@ or privacy.
 
 ## ~
 
+https://youtu.be/VIq8-6Egtqs
+
 ## Supported browsers
 
 * Chrome desktop, version 77 and higher, Windows 10

docs/fll.md

@@ -96,6 +96,7 @@ Sharing programs is also shown in the [Tips and Tricks](https://legoeducation.vi
 
 The official answer is currently no. That being said, we have **Experimental support** for Bluetooth download. Please read the [Bluetooth](/bluetooth) page for more information.
 
+https://youtu.be/VIq8-6Egtqs
 
 ### Why can't I delete my program (*.uf2) files from the Brick?
 

docs/tutorials/city-shaper.md

@@ -20,8 +20,11 @@
     "name": "Crane Mission / Video 1",
     "description": "A video of the Robot 1 tutorial",
     "youTubeId": "IqL0Pyeu5Ng"
-}
-]
+}, {
+    "name": "Bluetooth download",
+    "description": "Learn how to download code via Bluetooth",
+    "youTubeId": "VIq8-6Egtqs"
+}]
 ```
 
 ## See Also