chore(deps): update dotnet monorepo to v9

Author: renovate[bot]

Desktop/Desktop.csproj

@@ -25,7 +25,7 @@
     <PackageReference Include="KubernetesClient.Fluent" Version="1.0.5" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="Stl.Fusion.Blazor" Version="0.7.67" />
-    <PackageReference Include="System.Text.Json" Version="5.0.2" />
+    <PackageReference Include="System.Text.Json" Version="9.0.6" />
     <PackageReference Include="YamlDotNet" Version="9.1.4" />
   </ItemGroup>
   <ItemGroup>

Dockerfile

@@ -1,9 +1,9 @@
-FROM mcr.microsoft.com/dotnet/aspnet:5.0 AS base
+FROM mcr.microsoft.com/dotnet/aspnet:9.0 AS base
 WORKDIR /app
 EXPOSE 80
 EXPOSE 443
 
-FROM mcr.microsoft.com/dotnet/sdk:5.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 WORKDIR /src
 COPY . .
 RUN dotnet restore .