Refactor Rust drivers for strict idiomatic documentation and 8-line enforcement

PARTS.md

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+# Embedded Hacking - Hardware Parts and Products
+
+Here is a comprehensive list of hardware parts, products, and components referenced in the repository for the Embedded Hacking course:
+
+## Specific Components & Sensors
+The following specific components are used throughout the course experiments and drivers (many of which are included in the component kit above):
+- [1x Full-size Breadboard (Long)](https://www.amazon.com/s?k=full+size+breadboard)
+- [1x Assorted Jumper Wires (Male-to-Male, Male-to-Female, Female-to-Female)](https://www.amazon.com/s?k=breadboard+jumper+wires+assortment)
+- [1x Raspberry Pi Pico 2 w/ Header](https://www.amazon.com/s?k=raspberry+pi+pico+2+with+pre-soldered+header)
+- [1x Raspberry Pi Pico Debug Probe](https://www.amazon.com/s?k=raspberry+pi+debug+probe)
+- [2x USB A-Male to USB Micro-B Cables (1 for Pico 2, 1 for Debug Probe)](https://www.amazon.com/s?k=micro+usb+cable+2+pack)
+- [3x 5mm LEDs (1 Red, 1 Green, 1 Yellow)](https://www.amazon.com/s?k=5mm+led+kit)
+- [3x 100, 220 or 330 Ohm Resistors (for LEDs)](https://www.amazon.com/s?k=resistor+assortment+kit)
+- [1x Push Button (Tactile switch)](https://www.amazon.com/s?k=tactile+push+button+assortment)
+- [1x 1602 LCD (with PCF8574 I2C backpack)](https://www.amazon.com/s?k=1602+lcd+i2c+module)
+- [1x DHT11 Temperature & Humidity Sensor](https://www.amazon.com/s?k=dht11+temperature+and+humidity+sensor)
+- [1x SG90 Servo Motor](https://www.amazon.com/s?k=sg90+micro+servo+motor)
+- [1x 1000uF 25V Capacitor (for Servo power stabilization)](https://www.amazon.com/Cionyce-Capacitor-Electrolytic-CapacitorsMicrowave/dp/B0B63CCQ2N)
+- [1x Infrared (IR) Receiver (VS1838B)](https://www.amazon.com/s?k=vs1838b+ir+receiver+module)
+- [1x Infrared (IR) Remote Controller (NEC-compatible)](https://www.amazon.com/s?k=arduino+ir+remote+control)