Added a debug tool for dumping system info and making screenshots, and made the camera mover do something a little bit more interesting.

Assets/Scenes/SampleScene.unity

@@ -230,6 +230,7 @@ GameObject:
   - component: {fileID: 963194226}
   - component: {fileID: 963194229}
   - component: {fileID: 963194230}
+  - component: {fileID: 963194231}
   m_Layer: 0
   m_Name: Main Camera
   m_TagString: MainCamera
@@ -316,7 +317,6 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   qualityMode: 3
-  enableJitter: 1
 --- !u!114 &963194230
 MonoBehaviour:
   m_ObjectHideFlags: 0
@@ -329,8 +329,20 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: e3b91bb9659da8f49b7b36df73b7f70a, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  amplitude: 30
-  frequency: 0.1
+  amplitude: 20
+  frequency: 0.15
+--- !u!114 &963194231
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 963194225}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 0211abdb066e45843a6b64af75622c97, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
 --- !u!1001 &1313173313
 PrefabInstance:
   m_ObjectHideFlags: 0

Assets/Scripts/CameraMover.cs

@@ -22,7 +22,8 @@ public class CameraMover : MonoBehaviour
     void Update()
     {
         var angles = _startAngles;
-        angles.x = amplitude * Mathf.Sin(2 * Mathf.PI * frequency * Time.time);
+        angles.x += amplitude * Mathf.Sin(2 * Mathf.PI * frequency * Time.time);
+        angles.y += amplitude * Mathf.Sin(2 * Mathf.PI * frequency * Time.time * 0.73f);
         _camera.transform.localEulerAngles = angles;
     }
 }

Assets/Scripts/DebugDumper.cs

@@ -0,0 +1,31 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.IO;
+using System.Reflection;
+using System.Text;
+using UnityEngine;
+
+public class DebugDumper : MonoBehaviour
+{
+    void Start()
+    {
+        var sb = new StringBuilder("SystemInfo:\n");
+        foreach (var property in typeof(SystemInfo).GetProperties(BindingFlags.Static | BindingFlags.Public))
+        {
+            sb.AppendLine($"- {property.Name} = {property.GetValue(null)}");
+        }
+        
+        Debug.Log(sb);
+    }
+
+    void Update()
+    {
+        if (Input.GetKeyDown(KeyCode.F12))
+        {
+            string path = Path.Combine(Directory.GetCurrentDirectory(), $"screenshot-{DateTime.Now:yyyyMMdd-HHmmss}.png");
+            ScreenCapture.CaptureScreenshot(path);
+            Debug.Log($"Screenshot saved to: {path}");
+        }
+    }
+}

Assets/Scripts/DebugDumper.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 0211abdb066e45843a6b64af75622c97
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

ProjectSettings/ProjectSettings.asset

@@ -638,7 +638,7 @@ PlayerSettings:
   allowUnsafeCode: 0
   useDeterministicCompilation: 1
   enableRoslynAnalyzers: 1
-  selectedPlatform: 4
+  selectedPlatform: 0
   additionalIl2CppArgs: 
   scriptingRuntimeVersion: 1
   gcIncremental: 1