https://hemanthguvvala.github.io/journey Notes on building and shipping independent software products. en Mon, 07 Sep 2026 00:00:00 GMT https://hemanthguvvala.github.io/journey/building-quickscan https://hemanthguvvala.github.io/journey/building-quickscan How a privacy-first Android scanner is put together, and the four problems that changed the design — including a Play Store rejection that had nothing to do with my code. Mon, 07 Sep 2026 00:00:00 GMT android kotlin jetpack-compose architecture