Design stage: there is no released app yet. This site separates what exists in the repository from what is planned. See status

Selling, menus and customers / SALE: Sales & Checkout

What does “Complete sale (atomic commit)” depend on?

Planned: listed in the catalog, not built C0261

Complete sale (atomic commit) depends on SQLite WAL mode with synchronous=FULL for money tables, Sell screen (register view). By itself it covers: Single DB transaction for sale, payments, stock, journal. These are catalog links between planned items in “Checkout & completion”.

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The tag above says how real the answer is. Answers describe the plan in the repository and design documents. No app is released. Where an answer touches tax or law, treat it as a theme to verify with a qualified local adviser.

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