PHASE 1 (High Priority): ANDROID APP MODERNISATION The Android app has not been updated in several years. The objective is to bring it up to current Play Store and Android SDK requirements. Required work: --Upgrade to the latest Android SDK + Gradle --Replace deprecated APIs, libraries, and components --Update notifications, storage, and background task handling --Fix build issues and ensure compatibility with Android 10–14 --Test core user flows on multiple devices --Prepare a signed AAB ready for Play Store submission --Provide brief technical documentation of changes made --Push all code into a Git repository that I control --This phase must be delivered on a fixed-price basis.