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/WebSockets/library.properties

@@ -0,0 +1,9 @@
+name=WebSockets
+version=2.3.6
+author=Markus Sattler
+maintainer=Markus Sattler
+sentence=WebSockets for Arduino (Server + Client)
+paragraph=use 2.x.x for ESP and 1.3 for AVR
+category=Communication
+url=https://github.com/Links2004/arduinoWebSockets
+architectures=*