build_apk.sh

#!/usr/bin/env bash
set -euo pipefail

MANIFEST_URL=$1
OUTPUT_APK=$2
TMP_DIR=$(mktemp -d)

cd "$TMP_DIR"

echo "Initializing Bubblewrap..."
npx bubblewrap init --manifest "$MANIFEST_URL" --directory twa

cd twa
echo "Building APK..."
npx bubblewrap build

# Copy resulting APK to output path
cp ./build/app/outputs/apk/release/app-release-unsigned.apk "$OUTPUT_APK"

echo "Build complete. APK at $OUTPUT_APK"