refactor(server): auth service (#1383)

* refactor: auth

* chore: tests

* Remove await on non-async method

* refactor: constants

* chore: remove extra async

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

server/libs/domain/src/auth/auth.config.ts

@@ -0,0 +1,7 @@
+import { JwtModuleOptions } from '@nestjs/jwt';
+import { jwtSecret } from './auth.constant';
+
+export const jwtConfig: JwtModuleOptions = {
+  secret: jwtSecret,
+  signOptions: { expiresIn: '30d' },
+};