Update README.md

README.md

@@ -2,6 +2,38 @@
 
 For the main repository, see [stancl/tenancy](https://github.com/stancl/tenancy).
 
-## Dev
+## Getting started
 
-You can use `npm run watch`, `npm run dev`, and `npm run production`.
+### Prerequisites
+
+1. Git
+1. PHP: any 7.x version starting with v7.3 or greater
+1. Composer: See [Composer Website](https://getcomposer.org/doc/00-intro.md)
+1. Node: any 12.x version starting with v12.0.0 or greater
+1. A fork of the repo (for any contributions)
+1. A clone of  [tenancy-docs](https://github.com/stancl/tenancy-docs) on your local machine
+
+### Installation
+
+1. `composer install` to install dependencies
+1. `npm install` to install the docs npm dependencies
+
+### Running locally
+
+1. You can use `npm run watch`, `npm run dev`, and `npm run production`.
+1. `open http://localhost:3000` to open the site in your favorite browser
+
+## Contributing
+
+### Create a branch
+
+1. `git pull origin master` to ensure you have the latest main code
+1. `git checkout -b the-name-of-my-branch` (replacing `the-name-of-my-branch` with a suitable name) to create a branch
+
+## Make the change
+
+### Push it
+
+1. `git add -A && git commit -m "My message"` (replacing `My message` with a commit message, such as `Fix header logo on Android`) to stage and commit your changes
+1. `git push my-fork-name the-name-of-my-branch`
+1.  A Netlify build will also be automatically created once you make your PR so other people can see your change.