pi/FridgeSensor: Project for the ESP32 project that can sense that the fridge is open, and warn about it. @ c6fb02938c0d9c1c7d64843157e8f9e6cfb657a8

Thomas Chef c6fb02938c Added PWM Sound. Not so good		vor 1 Jahr
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CMakeLists.txt	c6fb02938c Added PWM Sound. Not so good	vor 1 Jahr
Kconfig.projbuild	ffc133f1ff Copy of blink project	vor 1 Jahr
component.mk	ffc133f1ff Copy of blink project	vor 1 Jahr
main.c	c6fb02938c Added PWM Sound. Not so good	vor 1 Jahr
sound.c	c6fb02938c Added PWM Sound. Not so good	vor 1 Jahr
sound.h	c6fb02938c Added PWM Sound. Not so good	vor 1 Jahr