web3browser.io/src/backend/types.ts

export interface ContentProvider {
  supports: (uri: string) => boolean;
  fetchContent: (
    uri: string,
    path: string,
    query?: string,
  ) => Promise<Response>;
}

export interface ContentFilter {
  process: (
    response: Response,
    mineType: string,
    requestor: string,
  ) => Promise<Response>;
}