diff --git a/.idea/.idea.demo_2023/.idea/.name b/.idea/.idea.demo_2023/.idea/.name
new file mode 100644
index 0000000..c4acd71
--- /dev/null
+++ b/.idea/.idea.demo_2023/.idea/.name
@@ -0,0 +1 @@
+demo_2023
\ No newline at end of file
diff --git a/demo_2023/App.axaml b/demo_2023/App.axaml
index bb1ccfe..c2da903 100644
--- a/demo_2023/App.axaml
+++ b/demo_2023/App.axaml
@@ -1,6 +1,6 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             
+             x:Class="demo_2023.App"
              RequestedThemeVariant="Default">
              <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
 
diff --git a/demo_2023/MainWindow.axaml.cs b/demo_2023/MainWindow.axaml.cs
index eb668b3..281c849 100644
--- a/demo_2023/MainWindow.axaml.cs
+++ b/demo_2023/MainWindow.axaml.cs
@@ -35,7 +35,7 @@ public partial class MainWindow : Window
             {
                 try
                 {
-                    string absolutePath = Path.Combine(AppContext.BaseDirectory, photo);
+                    string absolutePath = Path.Combine(AppContext.BaseDirectory, Photo);
                     return new Bitmap(absolutePath);
                 }
                 catch
diff --git a/demo_2023/bin/Debug/net8.0/Events/1.jpeg b/demo_2023/bin/Debug/net8.0/Events/1.jpeg
new file mode 100644
index 0000000..d887b68
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/1.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/10.jpg b/demo_2023/bin/Debug/net8.0/Events/10.jpg
new file mode 100644
index 0000000..58e795a
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/10.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/11.jpg b/demo_2023/bin/Debug/net8.0/Events/11.jpg
new file mode 100644
index 0000000..901f4c0
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/11.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/12.jpg b/demo_2023/bin/Debug/net8.0/Events/12.jpg
new file mode 100644
index 0000000..66f5fc2
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/12.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/13.jpg b/demo_2023/bin/Debug/net8.0/Events/13.jpg
new file mode 100644
index 0000000..3c62afc
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/13.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/14.png b/demo_2023/bin/Debug/net8.0/Events/14.png
new file mode 100644
index 0000000..8a23714
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/14.png differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/15.jpg b/demo_2023/bin/Debug/net8.0/Events/15.jpg
new file mode 100644
index 0000000..5cb6fb4
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/15.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/16.jpg b/demo_2023/bin/Debug/net8.0/Events/16.jpg
new file mode 100644
index 0000000..0393e09
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/16.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/17.jpg b/demo_2023/bin/Debug/net8.0/Events/17.jpg
new file mode 100644
index 0000000..4aa6a81
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/17.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/18.jpeg b/demo_2023/bin/Debug/net8.0/Events/18.jpeg
new file mode 100644
index 0000000..7e5d357
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/18.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/19.jpg b/demo_2023/bin/Debug/net8.0/Events/19.jpg
new file mode 100644
index 0000000..dd74e29
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/19.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/2.jpeg b/demo_2023/bin/Debug/net8.0/Events/2.jpeg
new file mode 100644
index 0000000..146564c
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/2.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/20.jpg b/demo_2023/bin/Debug/net8.0/Events/20.jpg
new file mode 100644
index 0000000..09dcb1a
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/20.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/3.jpeg b/demo_2023/bin/Debug/net8.0/Events/3.jpeg
new file mode 100644
index 0000000..09e744a
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/3.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/4.jpeg b/demo_2023/bin/Debug/net8.0/Events/4.jpeg
new file mode 100644
index 0000000..448ab97
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/4.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/5.png b/demo_2023/bin/Debug/net8.0/Events/5.png
new file mode 100644
index 0000000..41471b3
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/5.png differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/6.jpg b/demo_2023/bin/Debug/net8.0/Events/6.jpg
new file mode 100644
index 0000000..06b6b1d
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/6.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/7.jpg b/demo_2023/bin/Debug/net8.0/Events/7.jpg
new file mode 100644
index 0000000..0348b01
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/7.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/8.jpeg b/demo_2023/bin/Debug/net8.0/Events/8.jpeg
new file mode 100644
index 0000000..93f8a1d
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/8.jpeg differ
diff --git a/demo_2023/bin/Debug/net8.0/Events/9.jpg b/demo_2023/bin/Debug/net8.0/Events/9.jpg
new file mode 100644
index 0000000..486a3c2
Binary files /dev/null and b/demo_2023/bin/Debug/net8.0/Events/9.jpg differ
diff --git a/demo_2023/bin/Debug/net8.0/demo_2023.dll b/demo_2023/bin/Debug/net8.0/demo_2023.dll
index 5f7bcf7..78c0171 100644
Binary files a/demo_2023/bin/Debug/net8.0/demo_2023.dll and b/demo_2023/bin/Debug/net8.0/demo_2023.dll differ
diff --git a/demo_2023/bin/Debug/net8.0/demo_2023.pdb b/demo_2023/bin/Debug/net8.0/demo_2023.pdb
index 214ea98..88bd0b7 100644
Binary files a/demo_2023/bin/Debug/net8.0/demo_2023.pdb and b/demo_2023/bin/Debug/net8.0/demo_2023.pdb differ
diff --git a/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.dll b/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.dll
index 5f7bcf7..78c0171 100644
Binary files a/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.dll and b/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.dll differ
diff --git a/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.pdb b/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.pdb
index 214ea98..88bd0b7 100644
Binary files a/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.pdb and b/demo_2023/obj/Debug/net8.0/Avalonia/demo_2023.pdb differ
diff --git a/demo_2023/obj/Debug/net8.0/Avalonia/resources b/demo_2023/obj/Debug/net8.0/Avalonia/resources
index 6f352eb..2a00dbf 100644
Binary files a/demo_2023/obj/Debug/net8.0/Avalonia/resources and b/demo_2023/obj/Debug/net8.0/Avalonia/resources differ
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfo.cs b/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfo.cs
index 45a37ad..abbee79 100644
--- a/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfo.cs
+++ b/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfo.cs
@@ -13,7 +13,7 @@ using System.Reflection;
 [assembly: System.Reflection.AssemblyCompanyAttribute("demo_2023")]
 [assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
 [assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
-[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+5aad98b68d2a1940b40b1fe61c1c3fb871c4d2da")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0+08742de811af86c104f56f3df429e35070bc33d8")]
 [assembly: System.Reflection.AssemblyProductAttribute("demo_2023")]
 [assembly: System.Reflection.AssemblyTitleAttribute("demo_2023")]
 [assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfoInputs.cache b/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfoInputs.cache
index b0e9e2e..b89904e 100644
--- a/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfoInputs.cache
+++ b/demo_2023/obj/Debug/net8.0/demo_2023.AssemblyInfoInputs.cache
@@ -1 +1 @@
-2a13e053bdf7101e8c013064fab6e315e29b6132025d1be3e8d9cf659e9b4612
+c711a05fa0254dc806babe9603d7c7436ccecc1bd5bf1d9635645ae1c03b6c08
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.csproj.CoreCompileInputs.cache b/demo_2023/obj/Debug/net8.0/demo_2023.csproj.CoreCompileInputs.cache
index b9d629e..8bb5bb4 100644
--- a/demo_2023/obj/Debug/net8.0/demo_2023.csproj.CoreCompileInputs.cache
+++ b/demo_2023/obj/Debug/net8.0/demo_2023.csproj.CoreCompileInputs.cache
@@ -1 +1 @@
-e627e2c5db8d231378989fdc6674168f7a50ac90d16215e27e11c7c600b62da9
+ab8e4dc14ef8a0f8fc13821bca191043816680c4c716655dbb67e9137314fe80
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.csproj.FileListAbsolute.txt b/demo_2023/obj/Debug/net8.0/demo_2023.csproj.FileListAbsolute.txt
index 4a9f29f..51d8db6 100644
--- a/demo_2023/obj/Debug/net8.0/demo_2023.csproj.FileListAbsolute.txt
+++ b/demo_2023/obj/Debug/net8.0/demo_2023.csproj.FileListAbsolute.txt
@@ -294,6 +294,3 @@
 /home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/demo_2023.csproj.Up2Date
 /home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/demo_2023.genruntimeconfig.cache
 /home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/ref/demo_2023.dll
-/home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/demo_2023.dll
-/home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/refint/demo_2023.dll
-/home/class_student/RiderProjects/demo2023/demo_2023/obj/Debug/net8.0/demo_2023.pdb
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.dll b/demo_2023/obj/Debug/net8.0/demo_2023.dll
deleted file mode 100644
index 57c977f..0000000
Binary files a/demo_2023/obj/Debug/net8.0/demo_2023.dll and /dev/null differ
diff --git a/demo_2023/obj/Debug/net8.0/demo_2023.pdb b/demo_2023/obj/Debug/net8.0/demo_2023.pdb
deleted file mode 100644
index 6551164..0000000
Binary files a/demo_2023/obj/Debug/net8.0/demo_2023.pdb and /dev/null differ
diff --git a/demo_2023/obj/Debug/net8.0/ref/demo_2023.dll b/demo_2023/obj/Debug/net8.0/ref/demo_2023.dll
index dff406c..14c7d8e 100644
Binary files a/demo_2023/obj/Debug/net8.0/ref/demo_2023.dll and b/demo_2023/obj/Debug/net8.0/ref/demo_2023.dll differ
diff --git a/demo_2023/obj/Debug/net8.0/refint/Avalonia/demo_2023.dll b/demo_2023/obj/Debug/net8.0/refint/Avalonia/demo_2023.dll
index dff406c..14c7d8e 100644
Binary files a/demo_2023/obj/Debug/net8.0/refint/Avalonia/demo_2023.dll and b/demo_2023/obj/Debug/net8.0/refint/Avalonia/demo_2023.dll differ
diff --git a/demo_2023/obj/Debug/net8.0/refint/demo_2023.dll b/demo_2023/obj/Debug/net8.0/refint/demo_2023.dll
deleted file mode 100644
index 8f13797..0000000
Binary files a/demo_2023/obj/Debug/net8.0/refint/demo_2023.dll and /dev/null differ