migrate-frontend-forms

This skill helps migrate forms from Sentry's legacy form system (JsonForm, FormModel) to the new TanStack-based system.

| saveOnBlur: true | AutoSaveField | Default behavior | | confirm | confirm prop | string \| ((value) => string \| undefined) | | showHelpInTooltip | variant="compact" | On layout components | | disabledReason | disabled="reason" | String shows tooltip | | extraHelp | JSX in layout | Render below field |

| getData | mutationFn | Transform data in mutation function | | mapFormErrors | setFieldErrors | Transform API errors in catch block | | saveMessage | onSuccess | Show toast in mutation onSuccess callback | | formatMessageValue | onSuccess | Control toast content in onSuccess callback | | resetOnError | onError | Call form.reset() in mutation onError |