chore: Add icon files and set application icon for installer and projects

src/EchoHub.Client/EchoHub.Client.csproj

@@ -20,6 +20,7 @@
     <Content Include="appsettings.json" Condition="Exists('appsettings.json')">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
+    <Content Include="hue_icon.ico" />
     <Content Include="Assets\**">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
@@ -33,6 +34,8 @@
     <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
+    <PackageIcon></PackageIcon>
+    <ApplicationIcon>hue_icon.ico</ApplicationIcon>
   </PropertyGroup>
 
 </Project>