Follow up this steps if you want to use docker :

1 - create directory db-volume if not exists 2 - set permission to following

sudo chmod 777 -R db-volume/*
sudo chmod 777 -R src/*
sudo chmod 777 -R src/notify-app/*

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attach your self to web container and run :

composer install 
cp .env.example .env
php artisan key:generate

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Change / add following to your .env

DB_HOST=db 
DB_DATABASE=notify
DB_USERNAME=root
DB_PASSWORD=123456
FIREBASE_FCM_KEY=Your Key

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Run Following after you update the .env:

php artisan migrate 
php artisan db:seed

in case you encountered error in MySql Connect delete all files inside db-volume and run docker-compose up -d