Deploy

Before you start doing anything make sure you have installed jdk and added keytool to path if you haven't follow the below tutorial

MacOS
Linux
Windows

Android

Open terminal and cd into the project directory and run the following command

keytool -genkey -v -keystore android/app/key.keystore -storetype JKS -keyalg RSA -keysize 2048 -validity 10000 -alias {alias}

replace {alias} with your preferred alias. Now navigate to android/key.properties and add change the password and alias you just created for the keystore.

To generate release apk run

flutter build apk --release

To generate appbundle(recommended for paystore)

flutter build appbundle --release

iOS

Follow the below link to generate and publish on appstore

Youtube