Nintedo Switch Auto-Clicker

This thing is a case for an Auto-Clicker to use with a Nintendo Switch.

Instructable: https://www.instructables.com/Nintendo-Switch-Auto-Clicker/
Video: https://youtu.be/lWlhmtE9NPE

Parts:
Required
​Arduino Nano - https://www.amazon.com/LAFVIN-Board-ATmega328P-Micro-Controller-Arduino/dp/B07G99NNXL/ref=sr_1_6?dchild=1&keywords=arduino+nano&qid=1618681903&sr=8-6
​9g Micro Servo - https://www.amazon.com/Micro-Servos-Helicopter-Airplane-Controls/dp/B07MLR1498/ref=sr_1_6?dchild=1&keywords=micro+servo&qid=1618681946&sr=8-6
Included Hardware
Case (3D printed included or other)
2-M3 screws (at least 6mm)
Solder
Optional
​​​9v Battery Cradle​ - https://www.amazon.com/LAMPVPATH-Battery-Connector-Plastic-Housing/dp/B07D6RNJVR/ref=sr_1_5?crid=1QQA90APGPVIT&dchild=1&keywords=9v+battery+connector&qid=1618681983&sprefix=9v+battery+c%2Caps%2C233&sr=8-5
9v Battery
​Slide Switch - https://www.ebay.com/itm/10pcs-on-off-switch-mini-1-Way-2-Po