Attempt to fix non-null assertions

src/helpers/env.ts

@@ -1,6 +1,6 @@
 import 'dotenv/config';
 
-export const clientId : string = process.env.CLIENT_ID!;
+export const clientId : string = process.env.CLIENT_ID || '';
-export const testingGuild : string = process.env.TESTING_GUILD!;
+export const testingGuild : string = process.env.TESTING_GUILD || '';
-export const token : string = process.env.TOKEN!;
+export const token : string = process.env.TOKEN || '';
-export const mongoUri : string = process.env.MONGO_URI!;
+export const mongoUri : string = process.env.MONGO_URI || 'mongodb://mongo:27017/awesome';