wait for mongoose to connect

src/class/Client.ts

@@ -77,8 +77,7 @@ export default class Client extends eris.Client {
   }
 
   public async loadDatabase() {
-    mongoose.connect(this.config.mongoDB, {
-      minPoolSize: 50,
+    await mongoose.connect(this.config.mongoDB, {
     });
 
     const statMessages = await this.db.mongo.Stat.findOne({ name: 'messages' });