Touchscreen & Vein-Scanner Security Keypad

The goal is to create a self-contained security keypad that combines a capacitive touchscreen with a palm or finger vein scanner. A user must first enter the correct code on the screen and then pass the vein scan; only after both steps does the unit drive a linear actuator to open my case... (Budget: $250 - $750 USD, Jobs: Electrical Engineering, Electronics, Embedded Systems, Firmware Development, Microcontroller, PCB Design and Layout, PCB Layout, STM32)