feat(core): add ISearchProcessor interface for search execution abstraction

NEW/src/JdeScoping.Core/Interfaces/ISearchProcessor.cs

@@ -0,0 +1,17 @@
+using JdeScoping.Core.Models.SearchResults;
+
+namespace JdeScoping.Core.Interfaces;
+
+/// <summary>
+/// Interface for search query execution.
+/// </summary>
+public interface ISearchProcessor
+{
+    /// <summary>
+    /// Executes search and materializes all results into SearchModel.
+    /// </summary>
+    /// <param name="model">The search model containing search ID.</param>
+    /// <param name="ct">Cancellation token.</param>
+    /// <returns>The SearchModel populated with results.</returns>
+    Task<SearchModel> ExecuteSearchToModelAsync(SearchModel model, CancellationToken ct = default);
+}