chore(domains): update domain configuration types and form handling

- Add `customCertResolver` to domain-related test files and form components
- Ensure consistent handling of optional custom certificate resolver
- Minor UI adjustment in code editor disabled state

apps/dokploy/components/dashboard/application/preview-deployments/add-preview-domain.tsx

@@ -94,6 +94,7 @@ export const AddPreviewDomain = ({
 				/* Convert null to undefined */
 				path: data?.path || undefined,
 				port: data?.port || undefined,
+				customCertResolver: data?.customCertResolver || undefined,
 			});
 		}