feat: export helpers and types from root

Author: calvinbrewer

packages/stack/src/index.ts

@@ -2,3 +2,12 @@
 export { encryptedTable, encryptedColumn, encryptedField } from '@/schema'
 export { Encryption } from '@/encryption'
 export { Secrets } from '@/secrets'
+
+// Re-export encryption helpers for convenience
+export {
+  isEncryptedPayload,
+  encryptedToPgComposite,
+} from '@/encryption/helpers'
+
+// Re-export types for convenience
+export type { Encrypted } from '@/types'