首次提交：添加src文件夹代码

Cowain.Bake.UI/Helper/ViewModels/AboutWindowViewModel.cs

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+using Cowain.Bake.Common;
+using Cowain.Bake.Common.Core;
+using Prism.Regions;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using Unity;
+
+namespace Cowain.Bake.UI.Helper.ViewModels
+{
+    public class AboutWindowViewModel : ViewModelBase
+    {
+        private string windowTitle = $"About - {Global.VS}";
+        public string WindowTitle
+        {
+            get => windowTitle;
+            set => SetProperty(ref windowTitle, value);
+        }
+
+        private string heading = $"{SettingProvider.Instance.ProductionLineName}";
+        public string Heading
+        {
+            get => heading;
+            set => SetProperty(ref heading, value);
+        }
+        private string notes ;
+        public string Notes
+        {
+            get => notes;
+            set => SetProperty(ref notes, value);
+        }
+
+        public AboutWindowViewModel(IUnityContainer unityContainer, IRegionManager regionManager) : base(unityContainer, regionManager)
+        {
+            this.PageTitle = "文件版本";
+            LoadData();
+        }
+
+        public void LoadData() 
+        {
+            string content = File.ReadAllText("Notes.txt");
+            if (content != null)
+            {
+                Notes = content;
+            }
+            else
+            {
+                Notes = "No release notes available.";
+            }
+        }
+    }
+}