add: Level and Game controllers base

update: scripts are now in folders

Assets/Scripts/Player/CameraMovement.cs

@@ -0,0 +1,27 @@
+using UnityEngine;
+
+public class CameraMovement : MonoBehaviour
+{
+    public float horSpeed = 20f;
+    public float verSpeed = 20f;
+    public float verUpperBound = 45f;
+    public float verLowerBound = -45f;
+
+    private float verRotation = 0f;
+    private Camera cam;
+
+    void Start() {
+        cam = GetComponentInChildren<Camera>();
+        Cursor.lockState = CursorLockMode.Locked;
+        Cursor.visible = false;
+    }
+
+    void Update() {
+        float horRotation = Input.GetAxis("Mouse X") * Time.deltaTime * horSpeed;
+        transform.Rotate(0, horRotation, 0);
+
+        verRotation -= Input.GetAxis("Mouse Y") * Time.deltaTime * verSpeed;
+        verRotation = Mathf.Clamp(verRotation, verLowerBound, verUpperBound);
+        cam.transform.localEulerAngles = new(verRotation, 0, 0);
+    }
+}