Function isInitializeRequest

Returns value is {
    method: "initialize";
    params: {
        _meta?: {
            "io.modelcontextprotocol/related-task"?: { taskId: string };
            progressToken?: string | number;
            [key: string]: unknown;
        };
        capabilities: {
            elicitation?: {
                form?: { applyDefaults?: boolean; [key: string]: unknown };
                url?: object;
                [key: string]: unknown;
            };
            experimental?: { [key: string]: object };
            roots?: { listChanged?: boolean };
            sampling?: { context?: object; tools?: object };
            tasks?: {
                cancel?: object;
                list?: object;
                requests?: {
                    elicitation?: { create?: object; [key: string]: unknown };
                    sampling?: { createMessage?: object; [key: string]: unknown };
                    [key: string]: unknown;
                };
                [key: string]: unknown;
            };
        };
        clientInfo: {
            description?: string;
            icons?: {
                mimeType?: string;
                sizes?: string[];
                src: string;
                theme?: "light"
                | "dark";
            }[];
            name: string;
            title?: string;
            version: string;
            websiteUrl?: string;
        };
        protocolVersion: string;
    };
}