added Cinemachine

Assets/Scripts/CameraSystem.cs

@@ -0,0 +1,13 @@
+using Cinemachine;
+using UnityEngine;
+
+public class CameraSystem : MonoBehaviour
+{
+    [SerializeField]
+    private CinemachineVirtualCamera _camera;
+
+    private const float _rotateSpeed = 300f;
+    void Update()
+    {
+    }
+}

Assets/Scripts/CameraSystem.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 4ba7a715b2719ca45aa1d964bc9d2f92
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Packages/manifest.json

@@ -2,6 +2,7 @@
   "dependencies": {
     "com.unity.ai.navigation": "1.1.1",
     "com.unity.animation.rigging": "1.2.1",
+    "com.unity.cinemachine": "2.9.5",
     "com.unity.collab-proxy": "2.0.0",
     "com.unity.ide.rider": "3.0.18",
     "com.unity.ide.visualstudio": "2.0.17",

Packages/packages-lock.json

@@ -28,6 +28,15 @@
       },
       "url": "https://packages.unity.com"
     },
+    "com.unity.cinemachine": {
+      "version": "2.9.5",
+      "depth": 0,
+      "source": "registry",
+      "dependencies": {
+        "com.unity.test-framework": "1.1.31"
+      },
+      "url": "https://packages.unity.com"
+    },
     "com.unity.collab-proxy": {
       "version": "2.0.0",
       "depth": 0,