Add some summaries

Author: rkdarst

content/code-review.md

@@ -132,3 +132,11 @@ The fact that pull requests are from branch to branch also strongly suggests
 that it is a good practice to create a new branch for each pull request.
 Otherwise you could accidentally modify an open pull request by adding new
 commits to the source branch.
+
+
+## Summary
+
+- Our process isn't just about code now.  It's about discussion and
+  working together to make the whole process better.
+- GitHub discussions and reviewing is quite powerful and can make
+  small changes easy.

content/forking-workflow.md

@@ -198,3 +198,12 @@ After the update my "branch is up to date" with the upstream repository:
 - If we later wonder why something was done, we have the issue/proposal as
   reference and can read up on the reasoning behind a code change
 :::
+
+
+
+## Summary
+
+- This forking workflow lets you propose changes to repositories for
+  which *you have no access*.
+- This is the way that much modern open-source software works.
+- You can now contribute to any project you can view.