related options

server.ts

@@ -17,7 +17,15 @@ async function main() {
 
 	app.set("trust proxy", config.trustedProxies);
 
-
+	app.all('*', function (req, res, next) {
+		res.header("Cache-Control", "no-cache");
+		res.header('Access-Control-Allow-Origin', '*');
+		if (req.method.toLowerCase() == 'options') {
+			res.send(200);
+		} else {
+			next();
+		}
+	});
 
 	app.get("/api/get", async (req: express.Request, res: express.Response) => {
 		const addr = req.ip;