Introduce ENA pins for both motors and implement rpmToPwm and setMotor.
Replace extensive Serial debug prints with concise motor‑drive logic in
Engine::update. Consolidate sonar pins into a single TRIG_AND_ECHO_PIN.
Update pinMode calls in the sketch to configure the new ENA pins.
Rename Projekt.ino to Projekt_Arduino.ino
- Rename the main sketch file and adjust references accordingly.
- Clean up Config.h spacing and delete unused turn‑signal constants.
- Remove direction‑related LCD character data and its update logic.
- Introduce Display::startOrEnd to control LCD power on/off.
- Simplify display initialization and eliminate the old delay in the
loop.
- Add serial debug output for the car enable state.