Added basic robot arm controls

Added conveyor piston
Fixed conveyor friction

Assets/Scripts/Robot Arm/RobotArmController.cs

@@ -0,0 +1,76 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+public class RobotArmController : MonoBehaviour
+{
+
+    public GameObject target;
+    public float armSpeed = 1;
+    public float armRotationSpeed = 10;
+    public Vector3 targetConstraints;
+    public GameObject targetMarker;
+
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    private void Update()
+    {
+        targetMarker.transform.position = new Vector3(target.transform.position.x, transform.position.y + .5f, target.transform.position.z);
+    }
+
+    // Update is called once per frame
+    void FixedUpdate()
+    {
+
+        //Hoch/Runter
+        if (Keyboard.current.ctrlKey.isPressed && target.transform.position.y > transform.position.y)
+        {
+            target.transform.localPosition += Vector3.down * Time.deltaTime * armSpeed;
+        }
+
+        if (Keyboard.current.shiftKey.isPressed && target.transform.localPosition.y < targetConstraints.y)
+        {
+            target.transform.localPosition += Vector3.up * Time.deltaTime * armSpeed;
+        }
+
+        //Debug.Log(-targetConstraints.z);
+        //Left/Right
+        if (Keyboard.current.aKey.isPressed && target.transform.localPosition.z > -targetConstraints.z)
+        {
+            target.transform.localPosition += Vector3.back * Time.deltaTime * armSpeed;
+        }
+
+        if (Keyboard.current.dKey.isPressed && target.transform.localPosition.z < targetConstraints.z)
+        {
+            target.transform.localPosition += Vector3.forward * Time.deltaTime * armSpeed;
+        }
+
+        //Left/Right
+        if (Keyboard.current.qKey.isPressed)
+        {
+            transform.Rotate(0.0f, armRotationSpeed * Time.deltaTime, 0.0f, Space.Self);
+        }   
+
+        if (Keyboard.current.eKey.isPressed)
+        {
+            transform.Rotate(0.0f, -armRotationSpeed * Time.deltaTime, 0.0f, Space.Self);
+        }
+
+        //Forwards/Backwards
+        if (Keyboard.current.wKey.isPressed && target.transform.localPosition.x > -targetConstraints.x)
+        {
+            target.transform.localPosition += Vector3.left * Time.deltaTime * armSpeed;
+        }
+
+        if (Keyboard.current.sKey.isPressed && target.transform.localPosition.x < -3.5f)
+        {
+            target.transform.localPosition += Vector3.right * Time.deltaTime * armSpeed;
+        }
+    }
+}