Add ModelContextProtocol.Core package (#428)

src/ModelContextProtocol/Protocol/CallToolResponse.cs

@@ -1,41 +0,0 @@
-using System.Text.Json.Serialization;
-
-namespace ModelContextProtocol.Protocol;
-
-/// <summary>
-/// Represents the result of a <see cref="RequestMethods.ToolsCall"/> request from a client to invoke a tool provided by the server.
-/// </summary>
-/// <remarks>
-/// <para>
-/// Any errors that originate from the tool should be reported inside the result
-/// object, with <see cref="IsError"/> set to true, rather than as a <see cref="JsonRpcError"/>.
-/// </para>
-/// <para>
-/// However, any errors in finding the tool, an error indicating that the
-/// server does not support tool calls, or any other exceptional conditions,
-/// should be reported as an MCP error response.
-/// </para>
-/// <para>
-/// See the <see href="https://github.com/modelcontextprotocol/specification/blob/main/schema/">schema</see> for details.
-/// </para>
-/// </remarks>
-public class CallToolResponse
-{
-    /// <summary>
-    /// Gets or sets the response content from the tool call.
-    /// </summary>
-    [JsonPropertyName("content")]
-    public List<Content> Content { get; set; } = [];
-
-    /// <summary>
-    /// Gets or sets an indication of whether the tool call was unsuccessful.
-    /// </summary>
-    /// <remarks>
-    /// When set to <see langword="true"/>, it signifies that the tool execution failed.
-    /// Tool errors are reported with this property set to <see langword="true"/> and details in the <see cref="Content"/>
-    /// property, rather than as protocol-level errors. This allows LLMs to see that an error occurred
-    /// and potentially self-correct in subsequent requests.
-    /// </remarks>
-    [JsonPropertyName("isError")]
-    public bool IsError { get; set; }
-}