HelloTech
Apr 3, 2023 · Mobile Development
Flutter Upgrade Journey: Null‑Safety Migration, Engine Crash Fixes, and Build Process
The team’s second‑phase Flutter upgrade details why they moved to Flutter 2.x for null‑safety and performance gains, outlines the migration steps and common fixes, describes how they resolved a FlutterEngine destroyContext crash by cherry‑picking a fix, and provides a complete guide to building the iOS engine and gen_snapshot binaries, while previewing future expansion into Flutter Web and cross‑platform front‑ends.
DartEngine UpgradeFlutter
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