feat: update user access (#151)

* feat: update user access

* revoked timestamp field updated

* updates

* updates

* updates

server/resolvers/login.go

@@ -35,6 +35,10 @@ func LoginResolver(ctx context.Context, params model.LoginInput) (*model.AuthRes
 		return res, fmt.Errorf(`user with this email not found`)
 	}
 
+	if user.RevokedTimestamp != nil {
+		return res, fmt.Errorf(`user access has been revoked`)
+	}
+
 	if !strings.Contains(user.SignupMethods, constants.SignupMethodBasicAuth) {
 		return res, fmt.Errorf(`user has not signed up email & password`)
 	}