Update target framework to .NET 9.0 and version bump

- Changed target framework from .NET 6.0 to .NET 9.0 in
  `Tpk.ConsoleApp.csproj`, `Tpk.Tests.csproj`,
  `Tpk.TypeTrees.Json.Tests.csproj`, `Tpk.TypeTrees.Json.csproj`,
  and `Tpk.csproj`.

- Incremented version number from `1.0.1` to `1.1.0` for
  `Tpk.TypeTrees.Json` and `Tpk` projects.

- Updated copyright year from `2024` to `2025` in
  `Tpk.TypeTrees.Json` and `Tpk` project files.

Author: ds5678

Tpk.ConsoleApp/Tpk.ConsoleApp.csproj

@@ -2,7 +2,7 @@
 
 	<PropertyGroup>
 		<OutputType>Exe</OutputType>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<RootNamespace>AssetRipper.Tpk.ConsoleApp</RootNamespace>

Tpk.Tests/Tpk.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<RootNamespace>AssetRipper.Tpk.Tests</RootNamespace>

Tpk.TypeTrees.Json.Tests/Tpk.TypeTrees.Json.Tests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<RootNamespace>AssetRipper.Tpk.TypeTrees.Json.Tests</RootNamespace>

Tpk.TypeTrees.Json/Tpk.TypeTrees.Json.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<LangVersion>latest</LangVersion>
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
@@ -12,15 +12,15 @@
 		<CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
 		<Authors>ds5678</Authors>
 		<Company>AssetRipper</Company>
-		<Version>1.0.1</Version>
+		<Version>1.1.0</Version>
 		<AssemblyVersion>$(Version)</AssemblyVersion>
 		<PackageId>AssetRipper.Tpk.TypeTrees.Json</PackageId>
 		<PackageTags>C#</PackageTags>
 		<RepositoryUrl>https://github.com/AssetRipper/Tpk</RepositoryUrl>
 		<PackageLicenseExpression>MIT</PackageLicenseExpression>
 		<RepositoryType>git</RepositoryType>
 		<PackageProjectUrl>$(RepositoryUrl)</PackageProjectUrl>
-		<Copyright>Copyright (c) 2024 ds5678</Copyright>
+		<Copyright>Copyright (c) 2025 ds5678</Copyright>
 		<Description>Library for type tree serialization.</Description>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
 

Tpk/Tpk.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
 	<PropertyGroup>
-		<TargetFramework>net6.0</TargetFramework>
+		<TargetFramework>net9.0</TargetFramework>
 		<LangVersion>latest</LangVersion>
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
@@ -12,15 +12,15 @@
 		<CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
 		<Authors>ds5678</Authors>
 		<Company>AssetRipper</Company>
-		<Version>1.0.1</Version>
+		<Version>1.1.0</Version>
 		<AssemblyVersion>$(Version)</AssemblyVersion>
 		<PackageId>AssetRipper.Tpk</PackageId>
 		<PackageTags>C#</PackageTags>
 		<RepositoryUrl>https://github.com/AssetRipper/Tpk</RepositoryUrl>
 		<PackageLicenseExpression>MIT</PackageLicenseExpression>
 		<RepositoryType>git</RepositoryType>
 		<PackageProjectUrl>$(RepositoryUrl)</PackageProjectUrl>
-		<Copyright>Copyright (c) 2024 ds5678</Copyright>
+		<Copyright>Copyright (c) 2025 ds5678</Copyright>
 		<Description>Library for storing asset information.</Description>
 		<GeneratePackageOnBuild>true</GeneratePackageOnBuild>