enhancement: add access_token_expiry_time env variable

server/resolvers/signup.go

@@ -164,7 +164,10 @@ func SignupResolver(ctx context.Context, params model.SignUpInput) (*model.AuthR
 		cookie.SetSession(gc, authToken.FingerPrintHash)
 		go utils.SaveSessionInDB(gc, user.ID)
 
-		expiresIn := int64(1800)
+		expiresIn := authToken.AccessToken.ExpiresAt - time.Now().Unix()
+		if expiresIn <= 0 {
+			expiresIn = 1
+		}
 
 		res = &model.AuthResponse{
 			Message:     `Signed up successfully.`,