Part 1 of this article covers the basic parts list, code, and assembly. UPDATE (April 2021): The Bluetooth shield used in this Arduino-based project is apparently discontinued. If I were to build this project again today, I’d make it a Raspberry Pi Zero W with Headers (or 3B+) based device. Take note on that order page of the adapter cables and power supply you should also get. The RPi would run a simple Flask (python)…