feat: basic onboarding flow\

apps/backend/src/http/problem-builders.ts

@@ -86,4 +86,18 @@ export function noGroupAccessProblem(): ProblemDetails {
 
 export function notFoundResourceProblem(resourceName: string, id: string): ProblemDetails {
   return notFoundProblem(`${resourceName} ${id}`);
+}
+
+export function paymentNotSetupProblem(): ProblemDetails {
+  return conflictProblem({
+    detail: 'Vinculá una cuenta de cobro antes de crear tu primer grupo.',
+    code: 'payment_not_setup',
+  });
+}
+
+export function onboardingAlreadyCompletedProblem(): ProblemDetails {
+  return conflictProblem({
+    detail: 'Ya completaste el onboarding de Gruperly.',
+    code: 'onboarding_already_completed',
+  });
 }