feat(core): implement AppUpdaterService with GitHub Releases and SHA256 (#280) - #293
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…56 (#280) Add Phase 1 auto-update core: SemVer version gate, GitHub Releases client, SHA256 manifest verification on download, and update channel preferences (stable vs dev) with optional startup background check hook.
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Jul 27, 2026
feat(core): implement AppUpdaterService with GitHub Releases and SHA256 (#280)
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Summary
06 — Планирование/Система автообновления десктопа.md.AppUpdaterService.checkForUpdates()polls GitHub Releases (stable →/latest, dev →/releaseslist) and compares SemVer againstPackageInfo.downloadAsset()fetchesSHA256SUMS.txt, verifies SHA256 before returning the temp file; mismatch throwsUpdateChecksumMismatchException.UpdateChannel(stable/dev) andcheckForUpdatesOnStartupinAppSettings.Fixes #280.
Test plan
flutter test test/core/updater/flutter test test/core/storage/app_settings_test.dartflutter analyze lib/core/updater lib/core/storage/app_settings.dartAppUpdaterService.instance.checkForUpdates()against real GitHub Releases API