added API docs for using Safe Settings

Author: primetheus

docs/README.md

@@ -0,0 +1,12 @@
+## Configuring GitHub Repository settings as code
+
+| Section | API Spec |
+| --- | --- |
+| Configure general settings for a repository or group of repositories | [Repository Settings](github-settings/1.%20repository-settings.md) |
+| Configure repository-level variables | [Repository Variables](github-settings/2.%20repository-variables.md) |
+| Configure individual collaborator permissions | [Collaborators](github-settings/3.%20collaborators.md) |
+| Configure team permissions | [Teams](github-settings/4.%20teams.md) |
+| Configure branch protection rules | [Branch Protection](github-settings/5.%20branch-protection.md) |
+| Configure deployment environments | [Deployment Environments](github-settings/6.%20deployment-environments.md) |
+| Configure auto-link references | [AutoLinks](github-settings/7.%20autolinks.md) |
+| Configure pre-defined labels for issues and pull requests | [Labels](github-settings/8.%20labels.md) |