Merge pull request #16 from github/update-course-page

Update course page

config.yml

@@ -1,5 +1,4 @@
 title: Hello, GitHub Actions!
-tagline: Your "Hello, World" for GitHub Actions
 description: Create a GitHub Action and use it in a workflow.
 tags:
   - GitHub Actions

course-details.md

@@ -1,11 +1,27 @@
 Automation is key for streamlining your work processes, and GitHub Actions are the best way to supercharge your workflow.
 
-In this course, you’ll learn how to:
+## What you'll learn
 
 - Organize and identify workflow files
 - Add executable scripts
 - Create workflow and action blocks
 - Trigger workflows
 - Discover workflow logs
 
-Learning Lab has a dedicated message board on the [GitHub Community]({{ communityBoard }}) website. If you want to discuss this course with GitHub Trainers or other participants, create a post over there. The message board can also be used to troubleshoot any issue you encounter while taking this course.
+## What you'll build
+
+![](https://user-images.githubusercontent.com/16547949/62388562-9fc1a500-b52b-11e9-8d7e-4f4d32450fd5.png)
+
+- A working action, including a Dockerfile, an entrypoint script, and a workflow file
+
+## Prerequisites
+
+In this course you will work with issues and pull requests, as well as edit files. If these things are familiar to you, we recommend you take the [Introduction to GitHub]({{ host }}/githubtraining/introduction-to-github) course, first!
+
+## Projects used
+
+The main feature introduced in this course is GitHub Actions. To learn even more, check out the [GitHub Actions feature page](https://github.com/features/actions), or the [GitHub Actions documentation](https://help.github.com/en/actions).
+
+## Audience
+
+Developers, DevOps engineers, students, managers teams, GitHub users, people interested in automation