feat(scripting): 新建 scripting 模块三层骨架

- Scripting.Domain/Application/Infrastructure 三个 csproj
- 三个 ABP Module 类
- 挂入 BuildFlowHostModule [DependsOn]
- 加入 BuildFlow.slnx 解决方案

Task T1 of scripting module refactor

BuildFlow.slnx

@@ -28,6 +28,11 @@
     <Project Path="src/modules/workflow/Infrastructure/Workflow.Infrastructure.csproj" />
     <Project Path="src/modules/workflow/Application/Workflow.Application.csproj" />
   </Folder>
+  <Folder Name="/src/modules/scripting/">
+    <Project Path="src/modules/scripting/Domain/Scripting.Domain.csproj" />
+    <Project Path="src/modules/scripting/Infrastructure/Scripting.Infrastructure.csproj" />
+    <Project Path="src/modules/scripting/Application/Scripting.Application.csproj" />
+  </Folder>
   <Folder Name="/tests/">
     <Project Path="tests/BuildFlow.Architecture.Tests/BuildFlow.Architecture.Tests.csproj" />
     <Project Path="tests/BuildFlow.Rag.Tests/BuildFlow.Rag.Tests.csproj" />

src/BuildFlow.Host/BuildFlow.Host.csproj

@@ -25,6 +25,8 @@
     <ProjectReference Include="..\modules\im\Infrastructure\IM.Infrastructure.csproj" />
     <ProjectReference Include="..\modules\workflow\Application\Workflow.Application.csproj" />
     <ProjectReference Include="..\modules\workflow\Infrastructure\Workflow.Infrastructure.csproj" />
+    <ProjectReference Include="..\modules\scripting\Application\Scripting.Application.csproj" />
+    <ProjectReference Include="..\modules\scripting\Infrastructure\Scripting.Infrastructure.csproj" />
   </ItemGroup>
 
   <!-- FastEndpoints / Swagger / ABP / OTel：合并 Api 层后显式声明（不再由 Api 项目传递） -->

src/BuildFlow.Host/BuildFlowHostModule.cs

@@ -17,6 +17,8 @@ using IM.Domain.Common;
 using IM.Infrastructure;
 using Workflow.Domain.Common;
 using BuildFlow.Platform.Application;
+using Scripting.Application;
+using Scripting.Infrastructure;
 using Volo.Abp;
 using Volo.Abp.Modularity;
 using Workflow.Application;
@@ -35,7 +37,9 @@ namespace BuildFlow.Host;
     typeof(IMApplicationModule),
     typeof(IMInfrastructureModule),
     typeof(WorkflowApplicationModule),
-    typeof(WorkflowInfrastructureModule))]
+    typeof(WorkflowInfrastructureModule),
+    typeof(ScriptingApplicationModule),
+    typeof(ScriptingInfrastructureModule))]
 /// <summary>
 /// BuildFlow 主 Host 的 ABP 模块。通过 [DependsOn] 聚合 platform/rag/file/im/workflow 五个业务模块的
 /// Application + Infrastructure 层，统一注册跨切面基础设施（OTel/FastEndpoints/SignalR/JWT/CORS/

src/modules/scripting/Application/Scripting.Application.csproj

@@ -0,0 +1,18 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Volo.Abp.Core" Version="10.3.0" />
+    <PackageReference Include="MediatR" Version="12.5.0" />
+    <PackageReference Include="FluentValidation" Version="12.1.1" />
+    <PackageReference Include="FluentValidation.DependencyInjectionExtensions" Version="12.1.1" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\Infrastructure\Scripting.Infrastructure.csproj" />
+    <ProjectReference Include="..\..\platform\Application\Platform.Application.csproj" />
+  </ItemGroup>
+</Project>

src/modules/scripting/Application/ScriptingApplicationModule.cs

@@ -0,0 +1,22 @@
+using BuildFlow.Platform.Application;
+using Microsoft.Extensions.DependencyInjection;
+using Scripting.Infrastructure;
+using Volo.Abp.Modularity;
+
+namespace Scripting.Application;
+
+/// <summary>
+/// Scripting Application 层模块。注册 MediatR（自动发现 Handler）。
+/// Roslyn 脚本引擎等服务注册留待 T3。
+/// </summary>
+[DependsOn(typeof(ScriptingInfrastructureModule), typeof(PlatformApplicationModule))]
+public class ScriptingApplicationModule : AbpModule
+{
+    public override void ConfigureServices(ServiceConfigurationContext context)
+    {
+        var services = context.Services;
+        var assembly = typeof(ScriptingApplicationModule).Assembly;
+
+        services.AddMediatR(cfg => cfg.RegisterServicesFromAssembly(assembly));
+    }
+}

src/modules/scripting/Domain/Scripting.Domain.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Volo.Abp.Core" Version="10.3.0" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\shared\BuildFlow.Shared\BuildFlow.Shared.csproj" />
+  </ItemGroup>
+</Project>

src/modules/scripting/Domain/ScriptingDomainModule.cs

@@ -0,0 +1,8 @@
+using Volo.Abp.Modularity;
+
+namespace Scripting.Domain;
+
+/// <summary>
+/// Scripting Domain 层模块，纯声明性模块。
+/// </summary>
+public class ScriptingDomainModule : AbpModule;

src/modules/scripting/Infrastructure/Scripting.Infrastructure.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.7" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.1" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.7" />
+    <PackageReference Include="EFCore.NamingConventions" Version="10.0.1" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.7">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="Volo.Abp.Core" Version="10.3.0" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\Domain\Scripting.Domain.csproj" />
+  </ItemGroup>
+</Project>

src/modules/scripting/Infrastructure/ScriptingInfrastructureModule.cs

@@ -0,0 +1,11 @@
+using Scripting.Domain;
+using Volo.Abp.Modularity;
+
+namespace Scripting.Infrastructure;
+
+/// <summary>
+/// Scripting Infrastructure 层模块。T1 骨架：仅声明对 Domain 的依赖，
+/// DbContext 等基础设施注册留待后续任务。
+/// </summary>
+[DependsOn(typeof(ScriptingDomainModule))]
+public class ScriptingInfrastructureModule : AbpModule;