To enable codecov to run on PRs (https://docs.codecov.io/docs/pull-request-comments)

Author: ismayc

codecov.yml

@@ -1 +1,7 @@
-comment: false
+comment:
+  layout: "reach, diff, flags, files"
+  behavior: default
+  require_changes: false  # if true: only post the comment if coverage changes
+  require_base: no        # [yes :: must have a base report to post]
+  require_head: yes       # [yes :: must have a head report to post]
+  branches: null