Added instructions for mdapi deploy (DE and TH Playground) (trailhead…

…apps#268)

* Added instructions for mdapi deploy (DE and TH Playground)

* Update README.md

README.md

@@ -8,14 +8,17 @@ A collection of easy-to-digest code examples for Lightning Web Components. Each
 
 > This sample application is designed to run on Salesforce Platform. If you want to experience Lightning Web Components on any platform, please visit https://lwc.dev, and try out our Lightning Web Components sample application [LWC Recipes OSS](https://github.com/trailheadapps/lwc-recipes-oss).
 
-## Installation Instructions
+## Table of contents
 
-There are two ways to install Lightning Web Components Recipes:
+-   [Installing the app using a Scratch Org](#installing-the-app-using-a-scratch-org): This is the recommended installation option. Use this option if you are a developer who wants to experience the app and the code.
 
--   [Using a Scratch Org](#installing-recipes-using-a-scratch-org): This is the recommended installation option. Use this option if you are a developer who wants to experience the app and the code.
--   [Using an Unlocked Package](#installing-recipes-using-an-unlocked-package): This option allows anybody to experience the sample app without installing a local development environment.
+-   [Installing the app using an Unlocked Package](#installing-the-app-using-an-unlocked-package): This option allows anybody to experience the sample app without installing a local development environment.
 
-## Installing Recipes using a Scratch Org
+-   [Installing the app using using a Developer Edition Org or a Trailhead Playground](#installing-the-app-using-a-developer-edition-org-or-a-trailhead-playground): Useful when tackling Trailhead Badges or if you want the app deployed to a more permanent environment than a Scratch org.
+
+-   [Optional installation instructions](#optional-installation-instructions)
+
+## Installing the app using a Scratch Org
 
 1. Set up your environment. Follow the steps in the [Quick Start: Lightning Web Components](https://trailhead.salesforce.com/content/learn/projects/quick-start-lightning-web-components/) Trailhead project. The steps include:
 
@@ -24,7 +27,7 @@ There are two ways to install Lightning Web Components Recipes:
     - Install Visual Studio Code
     - Install the Visual Studio Code Salesforce extensions, including the Lightning Web Components extension
 
-1. If you haven't already done so, authenticate with your hub org and provide it with an alias (**myhuborg** in the command below):
+1. If you haven't already done so, authorize your hub org and provide it with an alias (**myhuborg** in the command below):
 
     ```
     sfdx force:auth:web:login -d -a myhuborg
@@ -71,7 +74,7 @@ There are two ways to install Lightning Web Components Recipes:
 
 1. In App Launcher, click **View All** then select the **LWC** app.
 
-## Installing Recipes using an Unlocked Package
+## Installing the app using an Unlocked Package
 
 Follow this set of instructions if you want to deploy the app to a more permanent environment than a Scratch org or if you don't want to install the local developement tools. You can use a non source-tracked orgs such as a free [Developer Edition Org](https://developer.salesforce.com/signup) or a [Trailhead Playground](https://trailhead.salesforce.com/).
 
@@ -98,6 +101,50 @@ Make sure to start from a brand-new environment to avoid conflicts with previous
 
 1. In App Launcher, click **View All** then select the **LWC** app.
 
+## Installing the App using a Developer Edition Org or a Trailhead Playground
+
+Follow this set of instructions if you want to deploy the app to a more permanent environment than a Scratch org.
+This includes non source-tracked orgs such as a [free Developer Edition Org](https://developer.salesforce.com/signup) or a [Trailhead Playground](https://trailhead.salesforce.com/).
+
+Make sure to start from a brand-new environment to avoid conflicts with previous work you may have done.
+
+1. Authorize your Trailhead Playground or Developer org and provide it with an alias (**mydevorg** in the command below):
+
+    ```
+    sfdx force:auth:web:login -d -a mydevorg
+    ```
+
+1. Clone this repository:
+
+    ```
+    git clone https://github.com/trailheadapps/lwc-recipes
+    cd lwc-recipes
+    ```
+
+1. If you are setting up a Developer Edition: go to **Setup**, under **My Domain**, [register a My Domain](https://help.salesforce.com/articleView?id=domain_name_setup.htm&type=5).
+
+1. Run this command in a terminal to deploy the app.
+
+    ```
+    sfdx force:source:deploy -p force-app
+    ```
+
+1. Assign the `recipes` permission set to the default user.
+
+    ```
+    sfdx force:user:permset:assign -n recipes
+    ```
+
+1. Import some sample data.
+
+    ```
+    sfdx force:data:tree:import -p ./data/data-plan.json
+    ```
+
+1. In **Setup**, under **Themes and Branding**, activate the **Recipes Lite** or **Recipes Blue** theme.
+
+1. In App Launcher, select the **LWC** app.
+
 ## Optional Installation Instructions
 
 This repository contains several files that are relevant if you want to integrate modern web development tooling to your Salesforce development processes, or to your continuous integration/continuous deployment processes.