Have you though of using something like these LEDs? Not sure if they are addressable or simply chainable.
DotStar Micro LEDs (APA102–2020) - Smart SMD RGB LED[/h]They are 2mm x 2mm and chainable 2-wire control. About $5.95 for a pack of 10.
DotStar Micro LEDs (APA102–2020) - Smart SMD RGB LED[/h]They are 2mm x 2mm and chainable 2-wire control. About $5.95 for a pack of 10.
Yeah i know traditionally power is ran through the hinges, but in this case I wanted some logic between door and main body. As button presses would change whats shown on the lcd.