BGruenberg · Jul 22, 2026 · Jul 17, 2026 · Jul 20, 2026 · Jul 20, 2026 · Jul 20, 2026
diff --git a/Dockerfile b/Dockerfile
@@ -2,7 +2,7 @@
 
 ARG MCR_REGISTRY=mcr.microsoft.com
 
-FROM ${MCR_REGISTRY}/dotnet/sdk:8.0 AS build
+FROM ${MCR_REGISTRY}/dotnet/sdk:10.0 AS build
 WORKDIR /app
 COPY src ./
 
@@ -16,7 +16,7 @@ RUN groupadd --gid "${GROUP_ID}" "${USERNAME}" && \
 RUN dotnet publish -o publish -c Debug
 #RUN dotnet publish "Dataport.Terminfinder.WebAPI/Dataport.Terminfinder.WebAPI.csproj" -c Release -o /app/publish /p:UseAppHost=false
 
-FROM ${MCR_REGISTRY}/dotnet/aspnet:8.0
+FROM ${MCR_REGISTRY}/dotnet/aspnet:10.0
 WORKDIR /app
 #EXPOSE 80
 

diff --git a/README.md b/README.md
@@ -33,7 +33,7 @@ Copyright © 2022-2024 Dataport AöR
 * PostgreSql Database
 
 ## Requirements
-* Microsoft dotnet 8, [ASP.NET Core Runtime 8.0](https://dotnet.microsoft.com/en-us/download/dotnet/8.0)
+* Microsoft dotnet 10, [ASP.NET Core Runtime 10.0](https://dotnet.microsoft.com/en-us/download/dotnet/10.0)
 * Database [PostgreSQL](https://www.postgresql.org/)
 
 ## Database

diff --git a/src/Dataport.Terminfinder.BusinessLayer.Tests/AppointmentBusinessLayerTests.cs b/src/Dataport.Terminfinder.BusinessLayer.Tests/AppointmentBusinessLayerTests.cs
@@ -4,7 +4,6 @@
 using Dataport.Terminfinder.Repository;
 using JetBrains.Annotations;
 using Microsoft.Extensions.Logging;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Moq;
 
 namespace Dataport.Terminfinder.BusinessLayer.Tests;
@@ -689,7 +688,7 @@ public void VerifyAppointmentPassword_NotProtected_ThrowsException()
 
         var sut = CreateSut(mockAppointmentRepo.Object);
 
-        var exception = Assert.ThrowsException<InvalidOperationException>(() => 
+        var exception = Assert.ThrowsExactly<InvalidOperationException>(() => 
             sut.VerifyAppointmentPassword(ExpectedCustomerId, ExpectedAppointmentId, ExpectedPassword));
         Assert.AreEqual(expectedExceptionMessage, exception.Message);
     }
@@ -727,7 +726,7 @@ public void VerifyAppointmentPasswordByAdminId_NotProtected_ThrowsException()
 
         var sut = CreateSut(mockAppointmentRepo.Object);
 
-        var exception = Assert.ThrowsException<InvalidOperationException>(() =>
+        var exception = Assert.ThrowsExactly<InvalidOperationException>(() =>
             sut.VerifyAppointmentPasswordByAdminId(ExpectedCustomerId, ExpectedAdminId, ExpectedPassword));
         Assert.AreEqual(expectedExceptionMessage, exception.Message);
     }
@@ -1024,8 +1023,7 @@ public void SetAppointmentStatusType_ChangeStatusType_DeletedToStarted_Exception
         var sut = CreateSut(mockAppointmentRepo.Object, mockCustomerRepo.Object, mockBcryptWrapper.Object);
 
         var appointmentObject = sut.SetAppointmentStatusType(ExpectedCustomerId, ExpectedAdminId, newStatusType);
-        Assert.IsTrue(appointmentObject == null);
-        Assert.IsFalse(appointmentObject != null);
+        Assert.IsNull(appointmentObject);
     }
 
     [TestMethod]
@@ -1039,7 +1037,7 @@ public void SetAppointmentStatusType_NotProtected_ThrowsException()
 
         var sut = CreateSut(mockAppointmentRepo.Object);
 
-        var exception = Assert.ThrowsException<InvalidOperationException>(() =>
+        var exception = Assert.ThrowsExactly<InvalidOperationException>(() =>
             sut.SetAppointmentStatusType(ExpectedCustomerId, ExpectedAdminId, AppointmentStatusType.Undefined));
         Assert.AreEqual(expectedExceptionMessage, exception.Message);
     }

diff --git a/src/Dataport.Terminfinder.BusinessLayer.Tests/BusinessLayerBaseTests.cs b/src/Dataport.Terminfinder.BusinessLayer.Tests/BusinessLayerBaseTests.cs
@@ -2,7 +2,6 @@
 using Dataport.Terminfinder.Repository;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Logging;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Moq;
 
 namespace Dataport.Terminfinder.BusinessLayer.Tests;

diff --git a/...ataport.Terminfinder.BusinessLayer.Tests/Dataport.Terminfinder.BusinessLayer.Tests.csproj b/...ataport.Terminfinder.BusinessLayer.Tests/Dataport.Terminfinder.BusinessLayer.Tests.csproj
@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <IsPackable>false</IsPackable>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{8E57A52E-327B-45F6-A19E-97FF379586D5}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -18,19 +18,19 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="JetBrains.Annotations" Version="2024.2.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="JetBrains.Annotations" Version="2026.2.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
     <PackageReference Include="Moq" Version="4.20.72" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.6.0" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.0" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.3.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.3.2" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/src/Dataport.Terminfinder.BusinessLayer.Tests/Security/BcryptWrapperTests.cs b/src/Dataport.Terminfinder.BusinessLayer.Tests/Security/BcryptWrapperTests.cs
@@ -1,6 +1,5 @@
 using Dataport.Terminfinder.BusinessLayer.Security;
 using Microsoft.Extensions.Logging;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Moq;
 
 namespace Dataport.Terminfinder.BusinessLayer.Tests.Security;
@@ -26,7 +25,7 @@ public void Initialize()
     public void HashPassword_null_throwException()
     {
         var sut = CreateSut(saltGenerator);
-        Assert.ThrowsException<ArgumentNullException>(() => sut.HashPassword(null));
+        Assert.ThrowsExactly<ArgumentNullException>(() => sut.HashPassword(null));
     }
 
     [TestMethod]
@@ -42,14 +41,14 @@ public void HashPassword_anyPassword_createdBcryptHash()
     public void HashPassword_passwordIsNullHashIsNotNull_throwException()
     {
         var sut = CreateSut(saltGenerator);
-        Assert.ThrowsException<ArgumentNullException>(() => sut.Verify(null, string.Empty));
+        Assert.ThrowsExactly<ArgumentNullException>(() => sut.Verify(null, string.Empty));
     }
 
     [TestMethod]
     public void HashPassword_passwordIsNotNullPasswordIsNull_throwException()
     {
         var sut = CreateSut(saltGenerator);
-        Assert.ThrowsException<ArgumentNullException>(() => sut.Verify(string.Empty, null));
+        Assert.ThrowsExactly<ArgumentNullException>(() => sut.Verify(string.Empty, null));
     }
 
     [TestMethod]

diff --git a/src/Dataport.Terminfinder.BusinessLayer.Tests/Security/SaltGeneratorTests.cs b/src/Dataport.Terminfinder.BusinessLayer.Tests/Security/SaltGeneratorTests.cs
@@ -1,6 +1,5 @@
 using Dataport.Terminfinder.BusinessLayer.Security;
 using Microsoft.Extensions.Logging;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using Moq;
 
 namespace Dataport.Terminfinder.BusinessLayer.Tests.Security;

diff --git a/src/Dataport.Terminfinder.BusinessLayer/AppConfigBusinessLayer.cs b/src/Dataport.Terminfinder.BusinessLayer/AppConfigBusinessLayer.cs
@@ -1,5 +1,5 @@
-using Dataport.Terminfinder.Repository;
-using Dataport.Terminfinder.BusinessObject;
+using Dataport.Terminfinder.BusinessObject;
+using Dataport.Terminfinder.Repository;
 
 namespace Dataport.Terminfinder.BusinessLayer;
 

diff --git a/src/Dataport.Terminfinder.BusinessLayer/Dataport.Terminfinder.BusinessLayer.csproj b/src/Dataport.Terminfinder.BusinessLayer/Dataport.Terminfinder.BusinessLayer.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Dataport.Terminfinder.BusinessLayer</RootNamespace>
     <AssemblyName>Dataport.Terminfinder.BusinessLayer</AssemblyName>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{B8152437-534A-4732-81C0-AEEF53A79D69}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -24,11 +24,11 @@
 
   <ItemGroup>
     <PackageReference Include="BCrypt.Net-Core" Version="1.6.0" />
-    <PackageReference Include="JetBrains.Annotations" Version="2024.2.0" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.8" />
-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="8.0.1" />
-    <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.8" />
+    <PackageReference Include="JetBrains.Annotations" Version="2026.2.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.10" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.10" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="10.0.10" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.3" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/...aport.Terminfinder.BusinessObject.Tests/Dataport.Terminfinder.BusinessObject.Tests.csproj b/...aport.Terminfinder.BusinessObject.Tests/Dataport.Terminfinder.BusinessObject.Tests.csproj
@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <IsPackable>false</IsPackable>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{D8A42831-89E7-4D75-B9A6-9C949A84C46D}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -18,18 +18,18 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.6.0" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.3.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.3.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/src/Dataport.Terminfinder.BusinessObject.Tests/JsonSerializer/DateConverterTests.cs b/src/Dataport.Terminfinder.BusinessObject.Tests/JsonSerializer/DateConverterTests.cs
@@ -62,7 +62,7 @@ public void ReadJson_NonValidDateValueAsString_deserializedDateValue_false()
         var dt = "99.99.2015";
         var sut = new DateConverter();
 
-        Assert.ThrowsException<FormatException>(() =>
+        Assert.ThrowsExactly<FormatException>(() =>
         {
             using var sr = new StringReader($"\"{dt}\"");
             using var jsonReader = new JsonTextReader(sr);

diff --git a/...aport.Terminfinder.BusinessObject.Tests/Validators/EnsureMaximumElementsAttributeTests.cs b/...aport.Terminfinder.BusinessObject.Tests/Validators/EnsureMaximumElementsAttributeTests.cs
@@ -26,7 +26,7 @@ public IEnumerable<ValidationResult> Validate(ValidationContext validationContex
     [TestMethod]
     public void Constructor_MaxElementsValueIsTooGreat_throwException()
     {
-        Assert.ThrowsException<ArgumentException>(() => new EnsureMaximumElementsAttribute()
+        Assert.ThrowsExactly<ArgumentException>(() => new EnsureMaximumElementsAttribute()
         {
             ErrorMessage = ExectedEnsureMaximumElementsAttributeErrorMessage,
             MaxElements = 10001

diff --git a/...aport.Terminfinder.BusinessObject.Tests/Validators/EnsureMinimumElementsAttributeTests.cs b/...aport.Terminfinder.BusinessObject.Tests/Validators/EnsureMinimumElementsAttributeTests.cs
@@ -26,7 +26,7 @@ public IEnumerable<ValidationResult> Validate(ValidationContext validationContex
     [TestMethod]
     public void Constructor_MinElementsValueIsTooSmall_throwException()
     {
-        Assert.ThrowsException<ArgumentException>(() => new EnsureMinimumElementsAttribute
+        Assert.ThrowsExactly<ArgumentException>(() => new EnsureMinimumElementsAttribute
         {
             ErrorMessage = ExectedEnsureMinimumElementsAttributeErrorMessage,
             MinElements = 0

diff --git a/src/Dataport.Terminfinder.BusinessObject.Tests/Validators/PasswordValidatorTests.cs b/src/Dataport.Terminfinder.BusinessObject.Tests/Validators/PasswordValidatorTests.cs
@@ -245,6 +245,6 @@ public void IsValid_InvalidPasswordNoSpecialCharacter_false()
     [TestMethod]
     public void IsValid_null_throwException()
     {
-        Assert.ThrowsException<ArgumentNullException>(() => PasswordValidator.IsValid(null));
+        Assert.ThrowsExactly<ArgumentNullException>(() => PasswordValidator.IsValid(null));
     }
 }
diff --git a/src/Dataport.Terminfinder.BusinessObject/Dataport.Terminfinder.BusinessObject.csproj b/src/Dataport.Terminfinder.BusinessObject/Dataport.Terminfinder.BusinessObject.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Dataport.Terminfinder.BusinessObject</RootNamespace>
     <AssemblyName>Dataport.Terminfinder.BusinessObject</AssemblyName>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{EF3E18F3-A3ED-48F2-B006-2D24FB2C7C14}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -23,7 +23,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/src/Dataport.Terminfinder.Common.Tests/Dataport.Terminfinder.Common.Tests.csproj b/src/Dataport.Terminfinder.Common.Tests/Dataport.Terminfinder.Common.Tests.csproj
@@ -1,12 +1,12 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <IsPackable>false</IsPackable>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{D5D97A5B-B33E-4ED9-BF4E-549C3A265978}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -18,17 +18,17 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.msbuild" Version="6.0.2">
+    <PackageReference Include="coverlet.msbuild" Version="10.0.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageReference Include="MSTest.TestAdapter" Version="3.6.0" />
-    <PackageReference Include="MSTest.TestFramework" Version="3.6.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+    <PackageReference Include="MSTest.TestAdapter" Version="4.3.2" />
+    <PackageReference Include="MSTest.TestFramework" Version="4.3.2" />
   </ItemGroup>
 
   <ItemGroup>

diff --git a/src/Dataport.Terminfinder.Common.Tests/Extension/EnumerableExtensionsTests.cs b/src/Dataport.Terminfinder.Common.Tests/Extension/EnumerableExtensionsTests.cs
@@ -1,5 +1,4 @@
 using Dataport.Terminfinder.Common.Extension;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System.Collections;
 
 namespace Dataport.Terminfinder.Common.Tests.Extension;

diff --git a/src/Dataport.Terminfinder.Common.Tests/Extension/StringExtensionsTests.cs b/src/Dataport.Terminfinder.Common.Tests/Extension/StringExtensionsTests.cs
@@ -1,5 +1,4 @@
 using Dataport.Terminfinder.Common.Extension;
-using Microsoft.VisualStudio.TestTools.UnitTesting;
 
 namespace Dataport.Terminfinder.Common.Tests.Extension;
 

diff --git a/src/Dataport.Terminfinder.Common/Dataport.Terminfinder.Common.csproj b/src/Dataport.Terminfinder.Common/Dataport.Terminfinder.Common.csproj
@@ -1,13 +1,13 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net10.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Dataport.Terminfinder.Common</RootNamespace>
 	<AssemblyName>Dataport.Terminfinder.Common</AssemblyName>
     <DebugType>Portable</DebugType>
     <ProjectGuid>{5CF17597-DF2A-4FD2-A725-33E7E41B0A86}</ProjectGuid>
-    <LangVersion>12</LangVersion>
+    <LangVersion>default</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -23,7 +23,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="JetBrains.Annotations" Version="2024.2.0" />
+    <PackageReference Include="JetBrains.Annotations" Version="2026.2.0" />
   </ItemGroup>
 
 </Project>