add README.md describing how this works

asottile · asottile · commit ce0ffb72696a · 2021-11-23T11:02:29.000-05:00
diff --git a/README.md b/README.md
@@ -0,0 +1,8 @@
+.github
+=======
+
+centralized github metadata for pre-commit
+
+using [this guide]
+
+[this guide]: https://docs.github.com/en/communities/setting-up-your-project-for-healthy-contributions/creating-a-default-community-health-file
