Mobile Offline First

Purpose

Guide for building mobile apps with offline-first architecture: local-first data, background sync, conflict resolution, and connectivity-aware UX.

Agent Protocol

Trigger

Phrases: "offline-first", "offline mode", "offline sync", "local storage", "offline cache", "sync strategy", "conflict resolution", "offline queue", "mobile offline", "local database"

Input Context

• Data models and entity relationships
• API endpoints and data flow patterns
• Conflict resolution requirements per entity
• Sync frequency and triggers

Output Artifact

Offline architecture: local DB schema, repository pattern with cache-first strategy, sync engine with queue/retry, conflict resolution rules, connectivity detection.