diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 61087148..4bfd7094 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -2,14 +2,14 @@ name: preview build
 
 on:
   push:
-    branches: [ main ]
+    branches: [ main, dev ]
 jobs:
   build:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
     - name: Setup .NET
-      uses: actions/setup-dotnet@v3
+      uses: actions/setup-dotnet@v4.0.0
       with:
         global-json-file: global.json
     - name: Restore dependencies
diff --git a/Directory.Build.targets b/Directory.Build.targets
index 85bbdf8a..edd9ce4a 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -23,6 +23,13 @@
     <NpgsqlEntityFrameworkCorePostgreSQLVersion>8.0.0-rc.2</NpgsqlEntityFrameworkCorePostgreSQLVersion>
     <PomeloVersion>8.0.0-beta.2</PomeloVersion>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(TargetFramework)' == 'net9.0'">
+    <FrameworkVersion>9.0.0-preview.1.24081.5</FrameworkVersion>
+    <ExtensionsVersion>9.0.0-preview.1.24080.9</ExtensionsVersion>
+    <EntityFrameworkVersion>9.0.0-preview.1.24081.2</EntityFrameworkVersion>
+    <NpgsqlEntityFrameworkCorePostgreSQLVersion>9.0.0-preview.1</NpgsqlEntityFrameworkCorePostgreSQLVersion>
+    <PomeloVersion>9.0.0-preview.1</PomeloVersion>
+  </PropertyGroup>
   <ItemGroup>
     <!--microsoft extensions -->
     <PackageReference Update="Microsoft.Extensions.Configuration.Abstractions" Version="$(ExtensionsVersion)"/>
diff --git a/README.md b/README.md
index 7695f705..fa46deb4 100644
--- a/README.md
+++ b/README.md
@@ -65,15 +65,15 @@ dotnet new netcorepal-web -n My.Project.Name
 
 规划提供的能力
 
-+ [ ] 支持灵活配置与部署的网关
-+ [ ] 基于 `ASP.NET Core`和开源组件的快速开发框架
-+ [ ] 提供领域驱动设计实现的代码模板工程脚手架
-+ [ ] 实现具备业务扩展性的整体灰度解决方案
-+ [ ] 实现具备业务扩展性的租户能力
-+ [ ] 提供带有可视化操作界面的微服务基础设施
-+ [ ] 模块化的设计，可按需使用、按需替换
++ [x] 支持灵活配置与部署的网关
++ [x] 基于 `ASP.NET Core`和开源组件的快速开发框架
++ [x] 提供领域驱动设计实现的代码模板工程脚手架
++ [x] 实现具备业务扩展性的整体灰度解决方案
++ [x] 实现具备业务扩展性的租户能力
++ [x] 基于领域驱动设计的微服务架构实践
++ [x] 模块化的设计，可按需使用、按需替换
 + [ ] 提供详实的文档
-+ [ ] 基于领域驱动设计的微服务架构实践
++ [ ] 提供带有可视化操作界面的微服务基础设施
 
 ## 组件说明
 
@@ -90,12 +90,13 @@ dotnet new netcorepal-web -n My.Project.Name
 + [x] Repository (Based On EntityFrameworkCore)
 + [x] Transaction
   + [x] UnitOfWork
-  + [x] Distributed Transaction(Based on DotNetCore.CAP)
-    + [x] Outbox
-    + [ ] Saga
+  + [x] Distributed Transaction
+    + [x] Outbox(Based on DotNetCore.CAP)
 + [x] IdGeneration
   + [x] Snowflake
     + [x] Snowflake with Etcd
+    + [x] Snowflake with Redis
+    + [x] Snowflake with Consul
 + [x] Mappers
 + [x] Primitives
   + [x] Exception Handling
@@ -104,8 +105,9 @@ dotnet new netcorepal-web -n My.Project.Name
   + [x] Service Discovery Kubernetes
   + [ ] Service Discovery Consul
   + [ ] Service Discovery Nacos
-+ [ ] Multi Tenant
++ [x] Multi Tenant
 + [x] Multi Environment
+  + [x] Gray Environment
 
 更多信息请参阅[使用文档](docs/index.md)
 
diff --git a/eng/versions.props b/eng/versions.props
index 58c86710..95b9aa1e 100644
--- a/eng/versions.props
+++ b/eng/versions.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <VersionPrefix>1.2.0</VersionPrefix>
+    <VersionPrefix>2.0.0</VersionPrefix>
     <VersionSuffix></VersionSuffix>
   </PropertyGroup>
 </Project>
diff --git a/global.json b/global.json
index 5ab784ab..f4be4eac 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "8.0.100",
+    "version": "9.0.100-preview.4.24267.66",
     "allowPrerelease": true,
     "rollForward": "latestMinor"
   }
diff --git a/src/AspNetCore/NetCorePal.Extensions.AspNetCore.csproj b/src/AspNetCore/NetCorePal.Extensions.AspNetCore.csproj
index d69e42d3..4972b925 100644
--- a/src/AspNetCore/NetCorePal.Extensions.AspNetCore.csproj
+++ b/src/AspNetCore/NetCorePal.Extensions.AspNetCore.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Attributes/NetCorePal.Attributes.csproj b/src/Attributes/NetCorePal.Attributes.csproj
index e036ae80..231c9683 100644
--- a/src/Attributes/NetCorePal.Attributes.csproj
+++ b/src/Attributes/NetCorePal.Attributes.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
diff --git a/src/Context.Abstractions/NetCorePal.Context.Abstractions.csproj b/src/Context.Abstractions/NetCorePal.Context.Abstractions.csproj
index 1edbc450..135ad96c 100644
--- a/src/Context.Abstractions/NetCorePal.Context.Abstractions.csproj
+++ b/src/Context.Abstractions/NetCorePal.Context.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <PackageId>NetCorePal.Context</PackageId>
diff --git a/src/Context.AspNetCore/NetCorePal.Context.AspNetCore.csproj b/src/Context.AspNetCore/NetCorePal.Context.AspNetCore.csproj
index a2d69113..e6f046cf 100644
--- a/src/Context.AspNetCore/NetCorePal.Context.AspNetCore.csproj
+++ b/src/Context.AspNetCore/NetCorePal.Context.AspNetCore.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Context.CAP/NetCorePal.Context.CAP.csproj b/src/Context.CAP/NetCorePal.Context.CAP.csproj
index 021fbe05..16425e15 100644
--- a/src/Context.CAP/NetCorePal.Context.CAP.csproj
+++ b/src/Context.CAP/NetCorePal.Context.CAP.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Context.Shared/NetCorePal.Context.Shared.csproj b/src/Context.Shared/NetCorePal.Context.Shared.csproj
index e9156dfc..5beea14e 100644
--- a/src/Context.Shared/NetCorePal.Context.Shared.csproj
+++ b/src/Context.Shared/NetCorePal.Context.Shared.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>NetCorePal.Context</RootNamespace>
diff --git a/src/DistributedLocks.Abstractions/NetCorePal.Extensions.DistributedLocks.Abstractions.csproj b/src/DistributedLocks.Abstractions/NetCorePal.Extensions.DistributedLocks.Abstractions.csproj
index 3108aea7..3327941c 100644
--- a/src/DistributedLocks.Abstractions/NetCorePal.Extensions.DistributedLocks.Abstractions.csproj
+++ b/src/DistributedLocks.Abstractions/NetCorePal.Extensions.DistributedLocks.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <RootNamespace>NetCorePal.Extensions.DistributedLocks</RootNamespace>
diff --git a/src/DistributedLocks.Redis/NetCorePal.Extensions.DistributedLocks.Redis.csproj b/src/DistributedLocks.Redis/NetCorePal.Extensions.DistributedLocks.Redis.csproj
index 6d355282..7b4b7748 100644
--- a/src/DistributedLocks.Redis/NetCorePal.Extensions.DistributedLocks.Redis.csproj
+++ b/src/DistributedLocks.Redis/NetCorePal.Extensions.DistributedLocks.Redis.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/DistributedTransactions.Abstractions/NetCorePal.Extensions.DistributedTransactions.Abstractions.csproj b/src/DistributedTransactions.Abstractions/NetCorePal.Extensions.DistributedTransactions.Abstractions.csproj
index 9590f669..b4ec519a 100644
--- a/src/DistributedTransactions.Abstractions/NetCorePal.Extensions.DistributedTransactions.Abstractions.csproj
+++ b/src/DistributedTransactions.Abstractions/NetCorePal.Extensions.DistributedTransactions.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>$(MSBuildProjectName.Replace(" ", "_").Replace(".Abstractions", ""))</RootNamespace>
diff --git a/src/DistributedTransactions.CAP.MySql/NetCorePal.Extensions.DistributedTransactions.CAP.MySql.csproj b/src/DistributedTransactions.CAP.MySql/NetCorePal.Extensions.DistributedTransactions.CAP.MySql.csproj
index 4b625607..0a8ff88d 100644
--- a/src/DistributedTransactions.CAP.MySql/NetCorePal.Extensions.DistributedTransactions.CAP.MySql.csproj
+++ b/src/DistributedTransactions.CAP.MySql/NetCorePal.Extensions.DistributedTransactions.CAP.MySql.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/DistributedTransactions.CAP.PostgreSql/NetCorePal.Extensions.DistributedTransactions.CAP.PostgreSql.csproj b/src/DistributedTransactions.CAP.PostgreSql/NetCorePal.Extensions.DistributedTransactions.CAP.PostgreSql.csproj
index 27284f08..d7f835b6 100644
--- a/src/DistributedTransactions.CAP.PostgreSql/NetCorePal.Extensions.DistributedTransactions.CAP.PostgreSql.csproj
+++ b/src/DistributedTransactions.CAP.PostgreSql/NetCorePal.Extensions.DistributedTransactions.CAP.PostgreSql.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/DistributedTransactions.CAP/NetCorePal.Extensions.DistributedTransactions.CAP.csproj b/src/DistributedTransactions.CAP/NetCorePal.Extensions.DistributedTransactions.CAP.csproj
index f96a9cdc..b208b4f8 100644
--- a/src/DistributedTransactions.CAP/NetCorePal.Extensions.DistributedTransactions.CAP.csproj
+++ b/src/DistributedTransactions.CAP/NetCorePal.Extensions.DistributedTransactions.CAP.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Domain.Abstractions/NetCorePal.Extensions.Domain.Abstractions.csproj b/src/Domain.Abstractions/NetCorePal.Extensions.Domain.Abstractions.csproj
index 77abceaa..fe31e914 100644
--- a/src/Domain.Abstractions/NetCorePal.Extensions.Domain.Abstractions.csproj
+++ b/src/Domain.Abstractions/NetCorePal.Extensions.Domain.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>NetCorePal.Extensions.Domain</RootNamespace>
diff --git a/src/Hangfire/NetCorePal.Extensions.Hangfire.csproj b/src/Hangfire/NetCorePal.Extensions.Hangfire.csproj
index e4539dc6..363cd24a 100644
--- a/src/Hangfire/NetCorePal.Extensions.Hangfire.csproj
+++ b/src/Hangfire/NetCorePal.Extensions.Hangfire.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/Mappers/NetCorePal.Extensions.Mappers.csproj b/src/Mappers/NetCorePal.Extensions.Mappers.csproj
index ce627e9a..b6fdbd2a 100644
--- a/src/Mappers/NetCorePal.Extensions.Mappers.csproj
+++ b/src/Mappers/NetCorePal.Extensions.Mappers.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/MultiEnv.CAP.RabbitMQ/NetCorePal.Extensions.MultiEnv.CAP.RabbitMQ.csproj b/src/MultiEnv.CAP.RabbitMQ/NetCorePal.Extensions.MultiEnv.CAP.RabbitMQ.csproj
index 08966def..8d091500 100644
--- a/src/MultiEnv.CAP.RabbitMQ/NetCorePal.Extensions.MultiEnv.CAP.RabbitMQ.csproj
+++ b/src/MultiEnv.CAP.RabbitMQ/NetCorePal.Extensions.MultiEnv.CAP.RabbitMQ.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/MultiEnv/NetCorePal.Extensions.MultiEnv.csproj b/src/MultiEnv/NetCorePal.Extensions.MultiEnv.csproj
index c4d6cc3b..14f2b0f7 100644
--- a/src/MultiEnv/NetCorePal.Extensions.MultiEnv.csproj
+++ b/src/MultiEnv/NetCorePal.Extensions.MultiEnv.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/NetCorePal.SkyApm.Diagnostics/NetCorePal.SkyApm.Diagnostics.csproj b/src/NetCorePal.SkyApm.Diagnostics/NetCorePal.SkyApm.Diagnostics.csproj
index ec87b1c8..97e05e7a 100644
--- a/src/NetCorePal.SkyApm.Diagnostics/NetCorePal.SkyApm.Diagnostics.csproj
+++ b/src/NetCorePal.SkyApm.Diagnostics/NetCorePal.SkyApm.Diagnostics.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
         <RootNamespace>NetCorePal.SkyApm.Diagnostics</RootNamespace>
diff --git a/src/NewtonsoftJson/NetCorePal.Extensions.NewtonsoftJson.csproj b/src/NewtonsoftJson/NetCorePal.Extensions.NewtonsoftJson.csproj
index a0655833..0550db43 100644
--- a/src/NewtonsoftJson/NetCorePal.Extensions.NewtonsoftJson.csproj
+++ b/src/NewtonsoftJson/NetCorePal.Extensions.NewtonsoftJson.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/Primitives/NetCorePal.Extensions.Primitives.csproj b/src/Primitives/NetCorePal.Extensions.Primitives.csproj
index f88a17a5..5aea9338 100644
--- a/src/Primitives/NetCorePal.Extensions.Primitives.csproj
+++ b/src/Primitives/NetCorePal.Extensions.Primitives.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Repository.Abstractions/NetCorePal.Extensions.Repository.Abstractions.csproj b/src/Repository.Abstractions/NetCorePal.Extensions.Repository.Abstractions.csproj
index fb61675f..78274efd 100644
--- a/src/Repository.Abstractions/NetCorePal.Extensions.Repository.Abstractions.csproj
+++ b/src/Repository.Abstractions/NetCorePal.Extensions.Repository.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Repository.EntityFrameworkCore.Identity/NetCorePal.Extensions.Repository.EntityFrameworkCore.Identity.csproj b/src/Repository.EntityFrameworkCore.Identity/NetCorePal.Extensions.Repository.EntityFrameworkCore.Identity.csproj
index fa89a237..3859ae29 100644
--- a/src/Repository.EntityFrameworkCore.Identity/NetCorePal.Extensions.Repository.EntityFrameworkCore.Identity.csproj
+++ b/src/Repository.EntityFrameworkCore.Identity/NetCorePal.Extensions.Repository.EntityFrameworkCore.Identity.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
     </PropertyGroup>
diff --git a/src/Repository.EntityFrameworkCore.Snowflake/NetCorePal.Extensions.Repository.EntityFrameworkCore.Snowflake.csproj b/src/Repository.EntityFrameworkCore.Snowflake/NetCorePal.Extensions.Repository.EntityFrameworkCore.Snowflake.csproj
index dbe52bfc..74e7d411 100644
--- a/src/Repository.EntityFrameworkCore.Snowflake/NetCorePal.Extensions.Repository.EntityFrameworkCore.Snowflake.csproj
+++ b/src/Repository.EntityFrameworkCore.Snowflake/NetCorePal.Extensions.Repository.EntityFrameworkCore.Snowflake.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Repository.EntityFrameworkCore/NetCorePal.Extensions.Repository.EntityFrameworkCore.csproj b/src/Repository.EntityFrameworkCore/NetCorePal.Extensions.Repository.EntityFrameworkCore.csproj
index d13a4add..bec5bce6 100644
--- a/src/Repository.EntityFrameworkCore/NetCorePal.Extensions.Repository.EntityFrameworkCore.csproj
+++ b/src/Repository.EntityFrameworkCore/NetCorePal.Extensions.Repository.EntityFrameworkCore.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/ServiceDiscovery.Abstractions/NetCorePal.Extensions.ServiceDiscovery.Abstractions.csproj b/src/ServiceDiscovery.Abstractions/NetCorePal.Extensions.ServiceDiscovery.Abstractions.csproj
index d6c84da5..1da1f94a 100644
--- a/src/ServiceDiscovery.Abstractions/NetCorePal.Extensions.ServiceDiscovery.Abstractions.csproj
+++ b/src/ServiceDiscovery.Abstractions/NetCorePal.Extensions.ServiceDiscovery.Abstractions.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <RootNamespace>NetCorePal.Extensions.ServiceDiscovery</RootNamespace>
diff --git a/src/ServiceDiscovery.K8s/NetCorePal.Extensions.ServiceDiscovery.K8s.csproj b/src/ServiceDiscovery.K8s/NetCorePal.Extensions.ServiceDiscovery.K8s.csproj
index 6ece4fef..1d716f3e 100644
--- a/src/ServiceDiscovery.K8s/NetCorePal.Extensions.ServiceDiscovery.K8s.csproj
+++ b/src/ServiceDiscovery.K8s/NetCorePal.Extensions.ServiceDiscovery.K8s.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Snowflake.Consul/NetCorePal.Extensions.Snowflake.Consul.csproj b/src/Snowflake.Consul/NetCorePal.Extensions.Snowflake.Consul.csproj
index aa5b16d0..0e2711ae 100644
--- a/src/Snowflake.Consul/NetCorePal.Extensions.Snowflake.Consul.csproj
+++ b/src/Snowflake.Consul/NetCorePal.Extensions.Snowflake.Consul.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Snowflake.Etcd/NetCorePal.Extensions.Snowflake.Etcd.csproj b/src/Snowflake.Etcd/NetCorePal.Extensions.Snowflake.Etcd.csproj
index 0ff8096d..0365c332 100644
--- a/src/Snowflake.Etcd/NetCorePal.Extensions.Snowflake.Etcd.csproj
+++ b/src/Snowflake.Etcd/NetCorePal.Extensions.Snowflake.Etcd.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Snowflake.Redis/NetCorePal.Extensions.Snowflake.Redis.csproj b/src/Snowflake.Redis/NetCorePal.Extensions.Snowflake.Redis.csproj
index b43bf058..690fd86a 100644
--- a/src/Snowflake.Redis/NetCorePal.Extensions.Snowflake.Redis.csproj
+++ b/src/Snowflake.Redis/NetCorePal.Extensions.Snowflake.Redis.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/src/Snowflake/NetCorePal.Extensions.Snowflake.csproj b/src/Snowflake/NetCorePal.Extensions.Snowflake.csproj
index 419e0683..e662989f 100644
--- a/src/Snowflake/NetCorePal.Extensions.Snowflake.csproj
+++ b/src/Snowflake/NetCorePal.Extensions.Snowflake.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/test/ConsoleApp/NetCorePal.ConsoleApp.csproj b/test/ConsoleApp/NetCorePal.ConsoleApp.csproj
index 0ea62492..87226a4a 100644
--- a/test/ConsoleApp/NetCorePal.ConsoleApp.csproj
+++ b/test/ConsoleApp/NetCorePal.ConsoleApp.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
   </PropertyGroup>
diff --git a/test/NetCorePal.Context.AspNetCore.UnitTests/NetCorePal.Context.AspNetCore.UnitTests.csproj b/test/NetCorePal.Context.AspNetCore.UnitTests/NetCorePal.Context.AspNetCore.UnitTests.csproj
index 0bdf6940..27a5d89e 100644
--- a/test/NetCorePal.Context.AspNetCore.UnitTests/NetCorePal.Context.AspNetCore.UnitTests.csproj
+++ b/test/NetCorePal.Context.AspNetCore.UnitTests/NetCorePal.Context.AspNetCore.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.AspNetCore.UnitTests/NetCorePal.Extensions.AspNetCore.UnitTests.csproj b/test/NetCorePal.Extensions.AspNetCore.UnitTests/NetCorePal.Extensions.AspNetCore.UnitTests.csproj
index 21a35091..f39ecf26 100644
--- a/test/NetCorePal.Extensions.AspNetCore.UnitTests/NetCorePal.Extensions.AspNetCore.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.AspNetCore.UnitTests/NetCorePal.Extensions.AspNetCore.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests.csproj b/test/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests.csproj
index fab7406b..52c7c931 100644
--- a/test/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests/NetCorePal.Extensions.DistributedTransactions.CAP.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests.csproj b/test/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests.csproj
index 45dc545f..01194c81 100644
--- a/test/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests/NetCorePal.Extensions.DistributedTransactions.Sagas.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.DistributedTransactions.UnitTests/NetCorePal.Extensions.DistributedTransactions.UnitTests.csproj b/test/NetCorePal.Extensions.DistributedTransactions.UnitTests/NetCorePal.Extensions.DistributedTransactions.UnitTests.csproj
index b8db600a..2e9072c9 100644
--- a/test/NetCorePal.Extensions.DistributedTransactions.UnitTests/NetCorePal.Extensions.DistributedTransactions.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.DistributedTransactions.UnitTests/NetCorePal.Extensions.DistributedTransactions.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.Domain.Abstractions.UnitTests/NetCorePal.Extensions.Domain.Abstractions.UnitTests.csproj b/test/NetCorePal.Extensions.Domain.Abstractions.UnitTests/NetCorePal.Extensions.Domain.Abstractions.UnitTests.csproj
index 2e7b55e3..98fb608c 100644
--- a/test/NetCorePal.Extensions.Domain.Abstractions.UnitTests/NetCorePal.Extensions.Domain.Abstractions.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.Domain.Abstractions.UnitTests/NetCorePal.Extensions.Domain.Abstractions.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.Mappers.UnitTests/NetCorePal.Extensions.Mappers.UnitTests.csproj b/test/NetCorePal.Extensions.Mappers.UnitTests/NetCorePal.Extensions.Mappers.UnitTests.csproj
index 55776a5c..8e991450 100644
--- a/test/NetCorePal.Extensions.Mappers.UnitTests/NetCorePal.Extensions.Mappers.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.Mappers.UnitTests/NetCorePal.Extensions.Mappers.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.MultiEnv.UnitTests/NetCorePal.Extensions.MultiEnv.UnitTests.csproj b/test/NetCorePal.Extensions.MultiEnv.UnitTests/NetCorePal.Extensions.MultiEnv.UnitTests.csproj
index 152ea94a..336b800b 100644
--- a/test/NetCorePal.Extensions.MultiEnv.UnitTests/NetCorePal.Extensions.MultiEnv.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.MultiEnv.UnitTests/NetCorePal.Extensions.MultiEnv.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests.csproj b/test/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests.csproj
index 6d40ab2f..a388887d 100644
--- a/test/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests.csproj
+++ b/test/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests/NetCorePal.Extensions.Repository.EntityFrameworkCore.PostgreSql.Tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
diff --git a/test/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests.csproj b/test/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests.csproj
index 723f869c..c7fe2fb2 100644
--- a/test/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests/NetCorePal.Extensions.ServiceDiscovery.Abstractions.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests.csproj b/test/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests.csproj
index f8b52bd4..2db3ac43 100644
--- a/test/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests/NetCorePal.Extensions.ServiceDiscovery.K8s.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.Snowflake.Consul.UnitTests/NetCorePal.Extensions.Snowflake.Consul.UnitTests.csproj b/test/NetCorePal.Extensions.Snowflake.Consul.UnitTests/NetCorePal.Extensions.Snowflake.Consul.UnitTests.csproj
index 2696797e..c010dd1b 100644
--- a/test/NetCorePal.Extensions.Snowflake.Consul.UnitTests/NetCorePal.Extensions.Snowflake.Consul.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.Snowflake.Consul.UnitTests/NetCorePal.Extensions.Snowflake.Consul.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Extensions.Snowflake.Redis.UnitTests/NetCorePal.Extensions.Snowflake.Redis.UnitTests.csproj b/test/NetCorePal.Extensions.Snowflake.Redis.UnitTests/NetCorePal.Extensions.Snowflake.Redis.UnitTests.csproj
index 3f5bc4d0..470d48c5 100644
--- a/test/NetCorePal.Extensions.Snowflake.Redis.UnitTests/NetCorePal.Extensions.Snowflake.Redis.UnitTests.csproj
+++ b/test/NetCorePal.Extensions.Snowflake.Redis.UnitTests/NetCorePal.Extensions.Snowflake.Redis.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Web.UnitTests/NetCorePal.Web.UnitTests.csproj b/test/NetCorePal.Web.UnitTests/NetCorePal.Web.UnitTests.csproj
index c70fd6f3..6fc395d4 100644
--- a/test/NetCorePal.Web.UnitTests/NetCorePal.Web.UnitTests.csproj
+++ b/test/NetCorePal.Web.UnitTests/NetCorePal.Web.UnitTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
diff --git a/test/NetCorePal.Web/NetCorePal.Web.csproj b/test/NetCorePal.Web/NetCorePal.Web.csproj
index 5b972ab3..f0dce3b6 100644
--- a/test/NetCorePal.Web/NetCorePal.Web.csproj
+++ b/test/NetCorePal.Web/NetCorePal.Web.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFrameworks>net6.0;net7.0;net8.0</TargetFrameworks>
+    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
     <OpenApiGenerateDocuments>false</OpenApiGenerateDocuments>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>