Add Optional 2FA Support (#61)

* Add TOTP MFA Support

* Add Passkey MFA Support

It's not impossible I missed some minor cleanup, but most things make sense and there isn't a lot of obvious duplication anymore.

---------

Co-authored-by: Bruno Bernardino <me@brunobernardino.com>

lib/interfaces/database.ts

@@ -61,7 +61,19 @@ export default class Database {
 
         this.db = postgresClient;
       } else {
-        throw error;
+        console.log('Failed to connect to Postgres!');
+        console.error(error);
+
+        // This allows tests (and the app) to work even if Postgres is not available
+        const mockPostgresClient = {
+          queryObject: () => {
+            return {
+              rows: [],
+            };
+          },
+        } as unknown as Client;
+
+        this.db = mockPostgresClient;
       }
     }
   }