feat: Dockerize application

Author: gsayer

Directory.Build.props

@@ -4,11 +4,16 @@
 		<TargetFramework>net9.0</TargetFramework>
 		<Version>0.9.0-beta.6</Version>
 		<FileVersion>0.9.0</FileVersion>
-		<InformationalVersion></InformationalVersion>
+		<InformationalVersion>0.9.0-beta.6</InformationalVersion>
+		<Description>Payroll Engine WebApp</Description>
+		<Company>Payroll Engine GmbH</Company>
+		<Product>Payroll Engine</Product>
+		<Copyright>Copyright © 2024</Copyright>
+		<NeutralLanguage>en</NeutralLanguage>
+		<Nullable>enable</Nullable>
 		<Authors>Jani Giannoudis</Authors>
 		<Company>Software Consulting Giannoudis</Company>
 		<Copyright>2025 Software Consulting Giannoudis</Copyright>
-		<Product>Payroll Engine Web Application</Product>
 		<PackageProjectUrl>https://payrollengine.org/</PackageProjectUrl>
 		<RepositoryUrl>https://github.com/Payroll-Engine/PayrollEngine.WebApp.git</RepositoryUrl>
 		<IncludeSourceRevisionInInformationalVersion>false</IncludeSourceRevisionInInformationalVersion>

Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build
 WORKDIR /src
 
 # copy solution and project files
@@ -20,7 +20,7 @@ WORKDIR "/src/Server"
 RUN dotnet publish "PayrollEngine.WebApp.Server.csproj" -c Release -o /app/publish --no-restore
 
 # final stage
-FROM mcr.microsoft.com/dotnet/aspnet:8.0
+FROM mcr.microsoft.com/dotnet/aspnet:9.0
 WORKDIR /app
 COPY --from=build /app/publish .
 ENTRYPOINT ["dotnet", "PayrollEngine.WebApp.Server.dll"]