core: add libzip

packages/hydrooj/src/init.ts

@@ -33,3 +33,6 @@ if (!global.Hydro) {
     global.addons = [];
 }
 global.app = new (require('./context').Context)();
+process.on('exit', () => {
+    app.stop();
+});

packages/hydrooj/src/libs.ts

@@ -1,3 +1,4 @@
+import { ZipFS, ZipOpenFS } from '@yarnpkg/libzip';
 import AdmZip from 'adm-zip';
 import _ from 'lodash';
 import { ObjectId as ObjectID } from 'mongodb';
@@ -9,8 +10,9 @@ export { WebSocket, WebSocketServer } from '@hydrooj/framework';
 export * from './utils';
 export * from './interface';
 export * from './typeutils';
+export * as LibZip from '@yarnpkg/libzip';
 export {
-    Schema, AdmZip, superagent, _, ObjectID,
+    Schema, AdmZip, superagent, _, ObjectID, ZipFS, ZipOpenFS,
 };
 export const definePlugin = <T = never>(args: {
     using?: keyof Context[];