Read upload-keystore credentials from a gitignored keystore.properties
(falling back to unsigned release when absent), bundle full native debug
symbols for Play crash symbolication, and ignore keystore secrets.
Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Full feature-parity port of the iOS app under ./android (package
app.voltplan.cable): Systems, bottom-nav system detail (Overview,
Components, Batteries, Chargers), calculator/loads, battery & charger
editors, overview with runtime/charge goals, Bill of Materials with PDF
export, VoltPlan PocketBase component library, and Aptabase analytics.
Room persistence, 5-language localization. Verified to build (assembleDebug).
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
