✨ feat(*): 添加 ConfigRoot 运行时配置目录隔离

* 新增 ControllerClientCompatOptions.ConfigRoot 及解析方法
* 兼容层默认从运行目录 Config 加载模型、轨迹和配置
* 移除隐式父工作区根目录推断，旧路径仅在显式配置时生效
* Host 项目编译时将 Config 目录复制到输出目录
* 请求响应日志中间件忽略 /api/status/snapshot 高频轮询
* 补充 ConfigRoot 和日志过滤相关单元测试

tests/Flyshot.Core.Tests/ConfigCompatibilityTests.cs

@@ -120,10 +120,35 @@ public sealed class ConfigCompatibilityTests
     }
 
     /// <summary>
-    /// 验证路径兼容层既能补旧目录候选，也能按平台策略生成默认用户数据目录。
+    /// 验证路径兼容层只从当前服务配置目录解析相对配置，并按平台策略生成默认用户数据目录。
     /// </summary>
     [Fact]
-    public void PathCompatibility_ResolvesLegacyCandidates_AndBuildsUserDataRoots()
+    public void PathCompatibility_ResolvesConfigDirectoryOnly_AndBuildsUserDataRoots()
+    {
+        var tempRoot = CreateTempDirectory();
+        try
+        {
+            var configPath = Path.Combine(tempRoot, "Config", "sample.json");
+            Directory.CreateDirectory(Path.GetDirectoryName(configPath)!);
+            File.WriteAllText(configPath, "{}");
+
+            var resolved = PathCompatibility.ResolveConfigPath("sample.json", tempRoot);
+
+            Assert.Equal(configPath, resolved);
+            Assert.Equal("/home/tester/.Rvbust/Data", PathCompatibility.BuildUserDataRoot("/home/tester", CompatibilityPathStyle.Posix));
+            Assert.Equal(@"C:\Users\tester\.Rvbust\Data", PathCompatibility.BuildUserDataRoot(@"C:\Users\tester", CompatibilityPathStyle.Windows));
+        }
+        finally
+        {
+            Directory.Delete(tempRoot, recursive: true);
+        }
+    }
+
+    /// <summary>
+    /// 验证旧父工作区候选路径存在时也不会被相对配置解析隐式命中。
+    /// </summary>
+    [Fact]
+    public void PathCompatibility_DoesNotResolveLegacyWorkspaceFallbacks()
     {
         var tempRoot = CreateTempDirectory();
         try
@@ -132,11 +157,9 @@ public sealed class ConfigCompatibilityTests
             Directory.CreateDirectory(Path.GetDirectoryName(legacyConfigPath)!);
             File.WriteAllText(legacyConfigPath, "{}");
 
-            var resolved = PathCompatibility.ResolveConfigPath("sample.json", tempRoot);
+            var exception = Assert.Throws<FileNotFoundException>(() => PathCompatibility.ResolveConfigPath("sample.json", tempRoot));
 
-            Assert.Equal(legacyConfigPath, resolved);
-            Assert.Equal("/home/tester/.Rvbust/Data", PathCompatibility.BuildUserDataRoot("/home/tester", CompatibilityPathStyle.Posix));
-            Assert.Equal(@"C:\Users\tester\.Rvbust\Data", PathCompatibility.BuildUserDataRoot(@"C:\Users\tester", CompatibilityPathStyle.Windows));
+            Assert.Equal("sample.json", exception.FileName);
         }
         finally
         {
@@ -144,6 +167,19 @@ public sealed class ConfigCompatibilityTests
         }
     }
 
+    /// <summary>
+    /// 验证默认加载配置时使用当前 replacement 仓库内的 Config/RobotConfig.json。
+    /// </summary>
+    [Fact]
+    public void RobotConfigLoader_LoadsRepositoryConfigFromReplacementConfigDirectory()
+    {
+        var replacementRoot = GetReplacementRoot();
+
+        var loaded = new RobotConfigLoader().Load("RobotConfig.json");
+
+        Assert.Equal(Path.Combine(replacementRoot, "Config", "RobotConfig.json"), loaded.SourcePath);
+    }
+
     /// <summary>
     /// 定位当前工作区根目录，便于复用父仓库中的真实样本。
     /// </summary>
@@ -164,6 +200,25 @@ public sealed class ConfigCompatibilityTests
         throw new DirectoryNotFoundException("Unable to locate the flyshot workspace root.");
     }
 
+    /// <summary>
+    /// 定位 replacement 仓库根目录，供测试读取仓库内固化配置。
+    /// </summary>
+    private static string GetReplacementRoot()
+    {
+        var current = new DirectoryInfo(AppContext.BaseDirectory);
+        while (current is not null)
+        {
+            if (File.Exists(Path.Combine(current.FullName, "FlyshotReplacement.sln")))
+            {
+                return current.FullName;
+            }
+
+            current = current.Parent;
+        }
+
+        throw new DirectoryNotFoundException("Unable to locate the flyshot replacement root.");
+    }
+
     /// <summary>
     /// 创建当前测试专用的临时目录，避免不同测试之间相互污染。
     /// </summary>