Added MCp support

PostFundManagement.Application/Abstractions/Mcp/IInAppMcpClient.cs

@@ -0,0 +1,29 @@
+using ModelContextProtocol.Client;
+using PostFundManagement.Application.Mcp;
+
+namespace PostFundManagement.Application.Abstractions.Mcp;
+
+/// <summary>
+/// In-app MCP access interface providing in-process tool discovery and execution without network or HTTP hops.
+/// </summary>
+public interface IInAppMcpClient
+{
+    /// <summary>
+    /// Lists all available MCP tools defined across Application.Services groupings.
+    /// </summary>
+    IReadOnlyList<McpToolDefinition> GetAvailableTools();
+
+    /// <summary>
+    /// Directly executes an in-app MCP tool by name using the current service scope.
+    /// </summary>
+    Task<McpToolExecutionResult> ExecuteToolAsync(
+        string toolName,
+        IReadOnlyDictionary<string, object?>? arguments = null,
+        CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// Creates a fully functional standard ModelContextProtocol McpClient connected in-process over in-memory streams.
+    /// </summary>
+    Task<McpClient> CreateProtocolClientAsync(CancellationToken cancellationToken = default);
+}
+