Function create

packages/hosts/mcp/src/in-memory-session-store.ts:516–527

(
    principal: Principal,
    resource: McpResource,
    request: Request,
  )

   * server and open a session.
   */
  const create = (
    principal: Principal,
    resource: McpResource,
    request: Request,
  ): Effect.Effect<McpDispatchResult> =>
    preInitializeMethodNotFound(request).pipe(
      Effect.flatMap((unsupported) =>
        unsupported
          ? Effect.succeed<McpDispatchResult>(unsupported)
          : openSession(principal, resource, request),
      ),
    );

  const store: McpSessionStore["Service"] = {
    dispatch: ({ request, principal, resource, sessionId }: McpDispatchInput) =>