docs(gettingStarted:installation): add section about git

[skip ci]

Author: Awk34

docs/01_Getting_Started/02_Installation.md

@@ -12,3 +12,20 @@ hitting `ENTER` will use the default options for that question, and move on to t
 Once you've answered all the questions, a project will be scaffolded for you according to the options you entered. Then, npm dependencies
 will automatically be installed. Once that's all complete, you're ready to get started with your app!
 
+## Git
+
+Run the following:
+```bash
+git init && git add . && git commit -m 'Initial Commit'
+```
+
+Go to https://github.com/new and enter a repository name. Click 'Create repository'. Then push to your remote repository with these commands:
+
+```bash
+git remote add origin git@github.com:<YOUR_USERNAME>/<YOUR_APPNAME>.git
+git push -u origin master
+```
+
+> Note: replace `<YOUR_USERNAME>` & `<YOUR_APPNAME>` with your GitHub username and repository name.
+
+Commit early and commit often. Branches are cheap; use them often.