Update packages, add gitignore

node_modules/engine.io/build/transports/polling-jsonp.d.ts

@@ -0,0 +1,12 @@
+import { Polling } from "./polling";
+import type { RawData } from "engine.io-parser";
+export declare class JSONP extends Polling {
+    private readonly head;
+    private readonly foot;
+    /**
+     * JSON-P polling transport.
+     */
+    constructor(req: any);
+    onData(data: RawData): void;
+    doWrite(data: any, options: any, callback: any): void;
+}