chore: format

docs/blog/100days/comments/index.md

@@ -20,23 +20,23 @@ There are multiple ways to accept user-generated content on your site. So, inste
 
 ### Gatsby Comments Resources
 
-#### Option 1. Embed comments using JavaScript. 
+#### Option 1. Embed comments using JavaScript.
 
-_Pros and cons_: This approach is the simplest option for adding comments to your site. You can choose many low cost or free comment services, like Discus and Facebook Comments. However, this method will have a negative impact on your site performance, and has privacy implications for your users. 
+_Pros and cons_: This approach is the simplest option for adding comments to your site. You can choose many low cost or free comment services, like Discus and Facebook Comments. However, this method will have a negative impact on your site performance, and has privacy implications for your users.
 
 _Tutorial_: [Using Javascript-based comment service, Discus with Gatsby](/docs/adding-comments/#using-disqus-for-comments)
 
 #### Option 2. Add comments to your content
 
-_Pros and cons_: A new class of comment services have recently risen that enable users to submit comments that will be server side rendered and displayed within your static HTML. Your site probably won’t see a performance hit, but users will experience a wait time for your comment approval, and the site’s [build](/docs/glossary/build/).  Unfortunately, most of these services only work with Markdown-based pages, for projects hosted on GitHub.
+_Pros and cons_: A new class of comment services have recently risen that enable users to submit comments that will be server side rendered and displayed within your static HTML. Your site probably won’t see a performance hit, but users will experience a wait time for your comment approval, and the site’s [build](/docs/glossary/build/). Unfortunately, most of these services only work with Markdown-based pages, for projects hosted on GitHub.
 
 _Tutorial_: [Using git-based comment service, Staticman with Gatsby](/blog/2018-04-10-how-to-handle-comments-in-gatsby-blogs/)
 
 #### Option 3. Roll your own comment engine
 
 _Pros and cons_: If you want complete control of the design and functionality of your commenting on your site, you can create your own commenting workflow using low cost tools. This process is more advanced than using a third-party service, but once you create it, it can be reused for other features on your site, such as lead and feedback collection.
 
-_Tutorial_: [DIY Gatsby comments tutorial](/blog/2019-08-27-roll-your-own-comment-system/) 
+_Tutorial_: [DIY Gatsby comments tutorial](/blog/2019-08-27-roll-your-own-comment-system/)
 
 ### What to Do If You Need Help