Chapter 2

Offline-First

SQLite + outbox + sync to the API.

~24 min total3 lessonsAssignment

By the end of this chapter you'll be able to

Use local SQLite
Queue local changes
Sync when online

Lessons

Module: Offline

Local SQLite

GORM against a local file.

7mmedium

Outbox pattern

Queue mutations, sync later.

9mmedium

Sync engine

Push + pull + conflicts.

8mhard

Chapter assignment

Make a sale offline + sync

Disconnect from the internet. Record three sales in your app. Reconnect. Confirm all three sync to the server within 30 seconds and appear on the admin panel.

See success criteria

Lesson 1 takes ~7 min.

Start chapter

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ch.1: Scaffold + First Run ch.3: Frameless Window UI