refactor: support inrupt coding standards

src/server/HttpHandler.ts

@@ -0,0 +1,22 @@
+import { IncomingMessage, ServerResponse } from 'http';
+
+/**
+ * An HTTP request handler.
+ */
+export interface HttpHandler {
+  /**
+   * Checks whether this handler supports the given request.
+   * @param req - The input request.
+   *
+   * @returns A promise that indicates if this request is supported after resolving.
+   */
+  canHandle: (req: Request) => Promise<boolean>;
+  /**
+   * Handles the given request.
+   * @param req - The input request.
+   * @param res - The response needed for responding to the request.
+   *
+   * @returns A promise resolving when the handling is finished.
+   */
+  handle: (req: IncomingMessage, res: ServerResponse) => Promise<void>;
+}