fix: fix CORS import

src/tools/cors.ts

@@ -1,7 +1,7 @@
 import * as dotenv from 'dotenv';
 dotenv.config({ quiet: true });
 
-import cors from 'cors';
+let cors = require('cors');
 import { getEnvString } from './jwt';
 
 /**
@@ -10,7 +10,7 @@ import { getEnvString } from './jwt';
  *
  * @return     {string[]}  A list of user-trusted origins.
  */
-function getTrustedOrigins(): string[] {
+export function getTrustedOrigins(): string[] {
 	let trustedOrigins: string[] = ['http://localhost:6568'];
 	const configOriginsString: string | undefined = getEnvString('trustedOrigins', true);