Aggiunge app Android nativa da zero su branch dedicato.

Nuovo progetto Compose in native/android con API, auth, streaming RTMP e schermate base; nessun codice copiato dalla app Flutter.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/build_native_android_apk_prod.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -euo pipefail
+ROOT="$(cd "$(dirname "$0")/.." && pwd)"
+ANDROID_DIR="$ROOT/native/android"
+API_BASE_URL="${API_BASE_URL:-https://www.matchlivetv.it}"
+
+cd "$ANDROID_DIR"
+chmod +x gradlew
+./gradlew assembleRelease -PAPI_BASE_URL="$API_BASE_URL"
+
+APK="$ANDROID_DIR/app/build/outputs/apk/release/app-release.apk"
+echo "APK: $APK"
+echo "API_BASE_URL=$API_BASE_URL"