docs(readme): update deploy section

Author: alexktzk

README.md

@@ -1,7 +1,9 @@
 ## [Trello](https://trello.com) Integration with [Habitica](https://habitica.com)
+
 This Power-Up([?](https://trello.com/en/guide/power-up-productivity)) will keep your Trello cards in sync with Habitica. **No coding is required**; just fill in the form and you're all set!
 
 ## How to use?
+
 Each Power-Up is associated with a team. Once a Power-Up has been added to a team, it will be available to all of the boards that belong to that team. So [create a team](https://trello.com/en/guide/create-a-team.html) if you don't have one.
 
 To add a new Power-Up to your team, navigate to the [Power-Ups Administration page](https://trello.com/power-ups/admin), choose your team and click **Create a Power-Up**.
@@ -10,16 +12,20 @@ Now it's time to fill in the form.
 
 1. First, name your Power-Up.
 2. To work properly this Power-Up requires some permissions. Make sure you've checked all of the following:
-  * board-buttons
-  * callback
-  * card-badges
-  * card-buttons
-  * card-detail-badges
-  * list-actions
+
+- board-buttons
+- callback
+- card-badges
+- card-buttons
+- card-detail-badges
+- list-actions
+
 3. Provide the URL to your Power-Up.
-  * The easiest way is to use the url provided below. As a bonus you will receive all upcoming updates without any changes from your side.  
-  `https://alexktzk.github.io/trello-habitica`  
-  * Or you can fork this repository, publish **gh-pages** branch to [GitHub Pages](https://pages.github.com) and use your own url.
+
+- The easiest way is to use the url provided below. As a bonus you will receive all upcoming updates without any changes from your side.  
+  `https://alexktzk.github.io/trello-habitica`
+- Or you can fork this repository, publish **gh-pages** branch to [GitHub Pages](https://pages.github.com) and use your own url.
+
 4. Now you can navigate to one of the boards of the team and activate your Power-Up! You will find it in the **Custom** section.
 5. Finally, click the list menu (three dots) and select either "Mark list as Doing" or "Mark list as Done."
 
@@ -42,17 +48,17 @@ $ npm install
 
 ### Run
 
-For quick start run:
+For quick start run
 
 ```
 $ npm start
 ```
 
-It will build the project and run [webpack-dev-server](https://webpack.js.org/configuration/dev-server/) to watch and update when any of the files are changed.
+It builds the project and runs [webpack-dev-server](https://webpack.js.org/configuration/dev-server/) to watch and update when any of the files are changed.
 
 ### Live testing
 
-In order to test your code directly on the Trello board you should obtain a public url that points to your local web server. I prefer to use [serveo](https://serveo.net/) in this case.
+In order to test your code directly on a Trello board you should obtain a public url that points to your local web server. I prefer to use [serveo](https://serveo.net/) in this case.
 
 ```
 $ ssh -R 80:localhost:8080 serveo.net
@@ -76,8 +82,6 @@ Once you've done just grab your public url and pass it to the Power-Up form as *
 $ npm run deploy
 ```
 
-It will create a build from the **master** branch and push it to [Github Pages](<https://pages.github.com/>).
-
-## Contributing
+That's it, you're live. Try to check your repo's [Github Pages](https://pages.github.com/) url.
 
-Feel free to contribute!
+The script generates and pushes the **dist** folder to **gh-pages**. For this, it creates and switches branches under the hood. Therefore, if you have any uncommited changes it will fail to run.