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import { Peer } from "../../peer/peer.ts";
/** Implement this interface to create an Earthstar server extension. * * - `register` is called once by the server, and this is where you can get a reference to its underlying `Earthstar.Peer`. * - `handler` is called by the server when it is trying to fulfil an external request. If your extension does not interact with user requests you can return `Promise.resolve(null)`. */export interface IServerExtension {  register(peer: Peer): Promise<void>;  handler(req: Request): Promise<Response | null>;}