refactor(logging): 重构日志系统抽象和目标框架配置

- 将 RootLoggerName 常量从接口移至具体实现类 AbstractLogger
- 在 AbstractLogger 中添加 IsEnabledForLevel 方法的完整实现
- 更新 ILogger 接口移除 IsEnabledForLevel 的默认实现
- 统一所有项目的目标框架为 netstandard2.0
- 修正命名空间引用确保日志相关类型正确导入
- 添加详细的 XML 文档注释提升代码可读性
- 优化项目构建属性配置支持更高版本的语言特性

GFramework.Core.Abstractions/Directory.Build.props

@@ -1,12 +1,16 @@
 <Project>
-    <!-- 配置项目构建属性，包括目标框架、CI构建设置、源代码嵌入和语言版本 -->
+    <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
+        <!--
+        we use a higher version than supported by the target framework to have nullable types and other nice features
+        (a lot of features get polyfilled by Meziantou.Polyfill)
+        however we need to be careful with the available features!
+        -->
         <LangVersion>preview</LangVersion>
     </PropertyGroup>
-    <!-- 引用代码分析和Polyfill功能的NuGet包，用于增强代码质量和兼容性 -->
     <ItemGroup>
         <PackageReference Include="Meziantou.Analyzer" Version="2.0.264">
             <PrivateAssets>all</PrivateAssets>

GFramework.Core.Abstractions/logging/ILogger.cs

@@ -1,18 +1,10 @@
-using System;
+namespace GFramework.Core.Abstractions.logging;
-using GFramework.Core.logging;
-
-namespace GFramework.Core.Abstractions.logging;
 
 /// <summary>
 ///     定义日志记录接口，提供日志记录和级别检查功能
 /// </summary>
 public interface ILogger
 {
-    /// <summary>
-    ///     根日志记录器的名称常量
-    /// </summary>
-    public const string RootLoggerName = "ROOT";
-
     /// <summary>
     ///     获取日志记录器的名称
     /// </summary>
@@ -62,19 +54,7 @@ public interface ILogger
     /// </summary>
     /// <param name="level">要检查的日志级别</param>
     /// <returns>如果指定的日志级别已启用则返回true，否则返回false</returns>
-    bool IsEnabledForLevel(LogLevel level)
+    bool IsEnabledForLevel(LogLevel level);
-    {
-        return level switch
-        {
-            LogLevel.Trace => IsTraceEnabled(),
-            LogLevel.Debug => IsDebugEnabled(),
-            LogLevel.Info => IsInfoEnabled(),
-            LogLevel.Warning => IsWarnEnabled(),
-            LogLevel.Error => IsErrorEnabled(),
-            LogLevel.Fatal => IsFatalEnabled(),
-            _ => throw new ArgumentException($"Level [{level}] not recognized.", nameof(level))
-        };
-    }
 
     #endregion
 

GFramework.Core.Abstractions/logging/LogLevel.cs

@@ -1,4 +1,4 @@
-namespace GFramework.Core.logging;
+namespace GFramework.Core.Abstractions.logging;
 
 /// <summary>
 ///     定义日志级别的枚举，用于标识不同严重程度的日志消息

GFramework.Core/logging/AbstractLogger.cs

@@ -1,6 +1,4 @@
-using GFramework.Core.Abstractions.logging;
+namespace GFramework.Core.logging;
-
-namespace GFramework.Core.logging;
 
 /// <summary>
 ///     日志抽象基类，封装日志级别判断、格式化与异常处理逻辑。
@@ -10,7 +8,12 @@ public abstract class AbstractLogger(
     string? name = null,
     LogLevel minLevel = LogLevel.Info) : ILogger
 {
-    private readonly string _name = name ?? ILogger.RootLoggerName;
+    /// <summary>
+    ///     根日志记录器的名称常量
+    /// </summary>
+    public const string RootLoggerName = "ROOT";
+
+    private readonly string _name = name ?? RootLoggerName;
 
     #region Metadata
 
@@ -99,6 +102,27 @@ public abstract class AbstractLogger(
         return IsEnabled(LogLevel.Fatal);
     }
 
+    /// <summary>
+    ///     检查指定日志级别是否启用
+    /// </summary>
+    /// <param name="level">要检查的日志级别</param>
+    /// <returns>如果指定级别启用返回true，否则返回false</returns>
+    /// <exception cref="ArgumentException">当传入的日志级别不被识别时抛出</exception>
+    public bool IsEnabledForLevel(LogLevel level)
+    {
+        // 根据不同的日志级别调用对应的检查方法
+        return level switch
+        {
+            LogLevel.Trace => IsTraceEnabled(),
+            LogLevel.Debug => IsDebugEnabled(),
+            LogLevel.Info => IsInfoEnabled(),
+            LogLevel.Warning => IsWarnEnabled(),
+            LogLevel.Error => IsErrorEnabled(),
+            LogLevel.Fatal => IsFatalEnabled(),
+            _ => throw new ArgumentException($"Level [{level}] not recognized.", nameof(level))
+        };
+    }
+
     #endregion
 
     #region Trace

GFramework.Godot.SourceGenerators.Abstractions/Directory.Build.props

@@ -1,12 +1,16 @@
 <Project>
-    <!-- 配置项目构建属性，包括目标框架、CI构建设置、源代码嵌入和语言版本 -->
+    <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
+        <!--
+        we use a higher version than supported by the target framework to have nullable types and other nice features
+        (a lot of features get polyfilled by Meziantou.Polyfill)
+        however we need to be careful with the available features!
+        -->
         <LangVersion>preview</LangVersion>
     </PropertyGroup>
-    <!-- 引用代码分析和Polyfill功能的NuGet包，用于增强代码质量和兼容性 -->
     <ItemGroup>
         <PackageReference Include="Meziantou.Analyzer" Version="2.0.264">
             <PrivateAssets>all</PrivateAssets>

GFramework.Godot.SourceGenerators/GFramework.Godot.SourceGenerators.csproj

@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <PackageId>GeWuYou.GFramework.Godot.SourceGenerators</PackageId>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
 
         <!-- 这是 Analyzer，不是运行时库 -->
         <IsRoslynAnalyzer>true</IsRoslynAnalyzer>

GFramework.SourceGenerators.Abstractions/Directory.Build.props

@@ -1,12 +1,16 @@
 <Project>
-    <!-- 配置项目构建属性，包括目标框架、CI构建设置、源代码嵌入和语言版本 -->
+    <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
+        <!--
+        we use a higher version than supported by the target framework to have nullable types and other nice features
+        (a lot of features get polyfilled by Meziantou.Polyfill)
+        however we need to be careful with the available features!
+        -->
         <LangVersion>preview</LangVersion>
     </PropertyGroup>
-    <!-- 引用代码分析和Polyfill功能的NuGet包，用于增强代码质量和兼容性 -->
     <ItemGroup>
         <PackageReference Include="Meziantou.Analyzer" Version="2.0.264">
             <PrivateAssets>all</PrivateAssets>

GFramework.SourceGenerators.Common/Directory.Build.props

@@ -1,12 +1,16 @@
 <Project>
-    <!-- 配置项目构建属性，包括目标框架、CI构建设置、源代码嵌入和语言版本 -->
+    <!-- import parent: https://docs.microsoft.com/en-us/visualstudio/msbuild/customize-your-build -->
     <PropertyGroup>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
         <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
         <EmbedUntrackedSources>true</EmbedUntrackedSources>
+        <!--
+        we use a higher version than supported by the target framework to have nullable types and other nice features
+        (a lot of features get polyfilled by Meziantou.Polyfill)
+        however we need to be careful with the available features!
+        -->
         <LangVersion>preview</LangVersion>
     </PropertyGroup>
-    <!-- 引用代码分析和Polyfill功能的NuGet包，用于增强代码质量和兼容性 -->
     <ItemGroup>
         <PackageReference Include="Meziantou.Analyzer" Version="2.0.264">
             <PrivateAssets>all</PrivateAssets>

GFramework.SourceGenerators/GFramework.SourceGenerators.csproj

@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <PackageId>GeWuYou.GFramework.SourceGenerators</PackageId>
-        <TargetFrameworks>net8.0;net9.0;net10.0</TargetFrameworks>
+        <TargetFramework>netstandard2.0</TargetFramework>
 
         <!-- 这是 Analyzer，不是运行时库 -->
         <IsRoslynAnalyzer>true</IsRoslynAnalyzer>