Add PlatformIO project setup, local libraries, and PCB Gerber files

- Add platformio.ini for ESP32 DevKit (Arduino framework, espressif32 6.10.0)
- Vendor ArduinoJson, MPU6050_tockn, SCServo, Simple_FOC, and WebSockets
  so a fresh clone builds without downloading dependencies
- Add .gitignore rules for PlatformIO/IDE build artifacts
- Add controller PCB Gerber and drill files

3.Software/libraries/MPU6050_tockn/library.properties

@@ -0,0 +1,9 @@
+name=MPU6050_tockn
+version=1.5.2
+author=tockn
+maintainer=tockn
+sentence=Arduino library for easy communicating with the MPU6050.
+paragraph=It can get accel, gyro, and angle data.
+category=Sensors
+url=https://github.com/Tockn/MPU6050_tockn
+architectures=*