新增 ROI 对齐基础能力并打通到算子与 UI。

统一补齐对齐核心工具类、RoiAlignment 算子、模板匹配对齐扩展和多语言资源，便于在检测前稳定完成示教 ROI 到运行图的变换。

Co-authored-by: Cursor <cursoragent@cursor.com>

XP.ImageProcessing.Core/Alignment/RoiAlignmentOutputKeys.cs

@@ -0,0 +1,21 @@
+namespace XP.ImageProcessing.Core.Alignment;
+
+/// <summary>
+/// RoiAlignment 算子（键 <see cref="ProcessorKey"/>）与 <see cref="RoiAlignmentApplier"/> 的输出/参数字典键名，供流水线拷贝到下游检测算子。
+/// </summary>
+public static class RoiAlignmentOutputKeys
+{
+    public const string ProcessorKey = "RoiAlignment";
+
+    public const string Success = "RoiAlignmentSuccess";
+    public const string Message = "RoiAlignmentMessage";
+    public const string ResultText = "ResultText";
+
+    public const string ReferenceCenterX = "ReferenceCenterX";
+    public const string ReferenceCenterY = "ReferenceCenterY";
+    public const string ReferenceAngle = "ReferenceAngle";
+    public const string MeasuredCenterX = "MeasuredCenterX";
+    public const string MeasuredCenterY = "MeasuredCenterY";
+    public const string MeasuredAngle = "MeasuredAngle";
+    public const string TransformedPointCount = "TransformedPointCount";
+}