Initial auth library commmit

lib/server.ts

@@ -0,0 +1,12 @@
+import dotenv from 'dotenv';
+dotenv.config();
+
+import app from './app';
+import { connection } from './database/database.connection';
+
+const PORT: number = Number(process.env.PORT) || 9000;
+
+connection.then(
+    () => app.listen(PORT),
+    (err) => console.error('ERROR!', err),
+);