---
# claudbg-i09w
title: App error type and Result alias
status: todo
type: task
created_at: 2026-03-27T19:38:56Z
updated_at: 2026-03-27T19:38:56Z
parent: claudbg-h7xu
---

Define a top-level AppError enum (IoError, ParseError, DbError, NotFound, etc.) and a Result<T> alias. Use thiserror or a similar crate.