M8 phase 1.1: empty multi-project Gradle scaffold (root + :app
placeholder). Version catalog establishes pinned Kotlin/AGP/Compose/
Hilt/Room/Media3/etc. versions for the whole module.
Gradle wrapper (8.10) reused from flutter_client/ — the wrapper jar
is a bootstrap and respects distributionUrl from gradle-wrapper.properties.
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
