Generate a signed APK for Android with React Native

generate_android_release.sh

#!/bin/bash

if [ "$#" -ne 1 ]; then
	echo "Usage: $0 <certificate_key.jks>"
	exit 1
fi

function loginfo {
	GREEN="\033[92m"
	CLEAR="\033[0m"
	echo -e "${GREEN}[INFO] ${1}${CLEAR}"
}

loginfo "Bundling React Native resources"
react-native bundle --platform android --dev false --entry-file index.android.js --bundle-output android/app/src/main/assets/index.android.bundle --assets-dest android/app/src/main/res/

loginfo "Deleting old apk files"
cd android
\rm *.apk 2>/dev/null
\rm app/build/outputs/apk/*.apk 2>/dev/null

loginfo "Compiling release build"
./gradlew assembleRelease
cd ..

loginfo "Aligning archive"
zipalign -v -p 4 android/app/build/outputs/apk/app-release-unsigned.apk android/app-unsigned-aligned.apk

loginfo "Signing archive"
apksigner sign --ks $1 --out nester-release.apk   --ks-pass stdin --key-pass stdin android/app-unsigned-aligned.apk

loginfo "Done!"