Install Magento 2

000-blank

server {
    listen 80;
    server_name {};

    set $MAGE_MODE developer;
    set $MAGE_RUN_TYPE website;
    set $MAGE_RUN_CODE {};
    set $MAGE_ROOT /var/www/{};

    include magento-locations.conf;
}

composer.json

{
  "name": "<Vendor>/<theme>",
  "description": "N/A",
  "config": {
    "sort-packages": true
  },
  "require": {
    "php": "~7.1.3||~7.2.0",
    "magento/framework": "*",
    "magento/theme-frontend-blank": "*"
  },
  "type": "magento2-theme",
  "license": [
    "OSL-3.0",
    "AFL-3.0"
  ],
  "autoload": {
    "files": [
      "registration.php"
    ]
  }
}

create-theme.sh

#!/usr/bin/env bash

# 1. Create dirs
mkdir "../b.mtheme.gcp"
cd /var/www
sudo ln -s /home/webexample/work/b.mtheme.gcp

# 2 Create nginx config
cd /etc/nginx/sites-enabled
sudo cp ../sites-available/000-blank ../sites-available/010-b.mtheme.gcp.conf
sudo ln -s ../sites-available/010-b.mtheme.gcp.conf
cd ../sites-available
sudo sed -i 's/{host}/b.mtheme.gcp/g' 010-b.mtheme.gcp.conf
sudo sed -i 's/{folder}/b.mtheme.gcp/g' 010-b.mtheme.gcp.conf
sudo sed -i 's/{site}/mtheme/g' 010-b.mtheme.gcp.conf
sudo nginx -t
sudo service nginx restart

# 3 Composer create project
cd /home/webexample/work/b.mtheme.gcp
sudo rm -rf ./*
sudo rm ./.gitignore
sudo rm ./.htaccess
sudo rm ./.htaccess.sample
sudo rm ./.php_cs.dist
sudo rm ./.travis.yml
sudo rm ./.user.ini

ls -la

php /opt/composer/composer.phar create-project \
    --repository-url=https://repo.magento.com/ \
    magento/project-community-edition=2.2 \
    .

# 4 Mysql

sudo mysql -uroot -e '
CREATE DATABASE `b_mtheme`
       CHARACTER SET utf8
       COLLATE utf8_general_ci;'
sudo mysql -uroot -e '
GRANT ALL PRIVILEGES
      ON  b_mtheme.*
      TO user@localhost
      IDENTIFIED BY "password";'
# GRANT SELECT, INSERT, UPDATE, DELETE, \
#       CREATE, DROP, REFERENCES, INDEX, ALTER, \
#       CREATE TEMPORARY TABLES, LOCK TABLES, EXECUTE, \
#       CREATE VIEW, SHOW VIEW, CREATE ROUTINE, ALTER ROUTINE, \
#       EVENT, TRIGGER \
#       ON  `magento_local`.* \
#       TO magento@"localhost" IDENTIFIED BY 'magentoPass';

# 5 Install Magento
cd /home/webexample/work/b.mtheme.gcp
php bin/magento setup:install \
        --base-url="http://b.mtheme.gcp/" \
        --backend-frontname="b" \
        --db-host="localhost" \
        --db-name="b_mtheme" \
        --db-user="user" \
        --db-password="password" \
        --language="en_US" \
        --timezone="UTC" \
        --currency="GBP" \
        --use-rewrites="1" \
        --use-secure="1" \
        --admin-user="user" \
        --admin-password="password1" \
        --admin-email="a@example.com" \
        --admin-firstname="A" \
        --admin-lastname="B"
#
cd /home/webexample/work/b.mtheme.gcp
sudo chown -R www-data:www-data var app/etc generated pub/static pub/media
sudo rm -rf var/* generated/* pub/static/*

# 6 Create a theme
cd /home/webexample/work/b.mtheme.gcp
mkdir -p app/design/frontend/Vendor/CheTheme
cd app/design/frontend/Vendor/CheTheme
#
#
cp /home/webexample/work/mtheme/composer.json composer.json
cp /home/webexample/work/mtheme/theme.xml theme.xml
cp /home/webexample/work/mtheme/registration.php registration.php
pwd

sed -i 's/<Vendor>/Vendor/g' composer.json
sed -i 's/<theme>/CheTheme/g' composer.json
sed -i 's/<Vendor>/Vendor/g' theme.xml
sed -i 's/<theme>/CheTheme/g' theme.xml
sed -i 's/<Vendor>/Vendor/g' registration.php
sed -i 's/<theme>/CheTheme/g' registration.php

mkdir media
cp /home/webexample/work/mtheme/media/preview.jpg \
   ./media/preview.jpg

registration.php

<?php

\Magento\Framework\Component\ComponentRegistrar::register(
    \Magento\Framework\Component\ComponentRegistrar::THEME,
    'frontend/<Vendor>/<theme>',
    __DIR__
);

theme.xml

<theme xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Config/etc/theme.xsd">
    <title><Vendor> <theme></title> <!-- your theme's name -->
    <parent>Magento/blank</parent> <!-- the parent theme, in case your theme inherits from an existing theme -->
    <media>
        <preview_image>media/preview.jpg</preview_image> <!-- the path to your theme's preview image -->
    </media>
</theme>