I changed some lines and then updated the repository. But I can't see the changes on my website. why?

[sohaghasemi]

Issue Template

The issue tracker is the preferred channel for feedback on the project, bugs relating to the publishing infrastructure (which is still a a work-in-progress) or other discussion points.

Note:

• Please do not open issues or pull requests that involve including answers to any of the questions.
• If you have a proposal for a new question or revision of an existing question, please just open a pull request.

[Rob Larsen]

I'm not sure what this issue refers to.