EDU-8374: incorrect building of site in T220 solution removed,

minor change in T230 file,
T280 customization project removed as it is not produced as the result of the course,
minor changes to T280 source files, code snippet added

Author: k-s-popova

Customization/T220/PhoneRepairShop_Code/PhoneRepairShop_code.sln

@@ -1,6 +1,6 @@
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
-VisualStudioVersion = 17.4.33122.133
+VisualStudioVersion = 17.3.32901.215
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{E24C65DC-7377-472B-9ABA-BC803B73C61A}") = "PhoneRepairShop", "..\..\..\", "{407B75C1-DF84-479F-BD54-F5A5D7012034}"
 	ProjectSection(WebsiteProperties) = preProject
@@ -33,14 +33,13 @@ Global
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
 		{407B75C1-DF84-479F-BD54-F5A5D7012034}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{407B75C1-DF84-479F-BD54-F5A5D7012034}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9BC6D61A-5D4B-4D57-BC6B-5E3F9D04377E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{9BC6D61A-5D4B-4D57-BC6B-5E3F9D04377E}.Debug|Any CPU.Build.0 = Debug|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {8406D6D6-D9E7-46B4-8E25-F7357C4A0059}
+		SolutionGuid = {A6639F98-D64E-4CE0-AF0F-64E58393011A}
 	EndGlobalSection
 EndGlobal

Customization/T230/PhoneRepairShop/FrontendSources/screen/src/development/screens/RS/RS203000/RS203000.ts

@@ -32,6 +32,7 @@ export class RSSVRepairPrice extends PXView  {
 	preset: GridPreset.Details
 })
 export class RSSVRepairItem extends PXView  {
+	ValidateItemPrices: PXActionState;
 
 	RepairItemType : PXFieldState<PXFieldOptions.CommitChanges>;
 	Required : PXFieldState<PXFieldOptions.CommitChanges>;
@@ -41,7 +42,6 @@ export class RSSVRepairItem extends PXView  {
 	BasePrice : PXFieldState<PXFieldOptions.CommitChanges>;
 	IsPriceValidated: PXFieldState;
 	IsDefault : PXFieldState<PXFieldOptions.CommitChanges>;
-	ValidateItemPrices: PXActionState;
 }
 
 @gridConfig({

UnitTesting/T280/CodeSnippets/Activity1.1/PhoneRepairShop_Code.Tests.csproj

@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net48</TargetFramework>
+    <RootNamespace>PhoneRepairShop_Code.Tests</RootNamespace>
+    <AssemblyName>PhoneRepairShop_Code.Tests</AssemblyName>
+    <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
+    <OutputPath>bin\$(Configuration)</OutputPath>
+    <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <FileVersion>25.201.0166</FileVersion>
+    <InformationalVersion>25.201.0166</InformationalVersion>
+    <LangVersion>9.0</LangVersion>
+    <Nullable>enable</Nullable>
+    <Copyright>Copyright © 2005-2025 Acumatica, Inc. All rights reserved.</Copyright>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Bcl.AsyncInterfaces" Version="9.0.2" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.2" />
+    <PackageReference Include="Moq" Version="4.20.72" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
+    <PackageReference Include="xunit" Version="2.4.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\PhoneRepairShop_Code\PhoneRepairShop_Code.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Reference Include="Autofac">
+      <HintPath>..\..\..\..\Bin\Autofac.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Common">
+      <HintPath>..\..\..\..\Bin\PX.Common.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Common.Std">
+      <HintPath>..\..\..\..\Bin\PX.Common.Std.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.CS.Contracts">
+      <HintPath>..\..\..\..\Bin\PX.CS.Contracts.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Data">
+      <HintPath>..\..\..\..\Bin\PX.Data.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Data.BQL.Fluent">
+      <HintPath>..\..\..\..\Bin\PX.Data.BQL.Fluent.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Objects">
+      <HintPath>..\..\..\..\Bin\PX.Objects.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Web.Customization">
+      <HintPath>..\..\..\..\Bin\PX.Web.Customization.dll</HintPath>
+    </Reference>
+    <Reference Include="PX.Tests.Unit">
+      <HintPath>..\..\..\..\Bin\PX.Tests.Unit.dll</HintPath>
+    </Reference>
+  </ItemGroup>
+</Project>