api/README: refer to doc/README.md

For #64169.

Change-Id: I0fc6d6a041ad48957f4aecd18b85c9098fc9b403
Reviewed-on: https://go-review.googlesource.com/c/go/+/559755
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>

diff --git a/api/README b/api/README
index 1e52f7a843bbbd61833f1a38dbb82e2e64ed54f7..050ebd99ab1acc9da3f091547a970318548ad700 100644 (file)
--- a/api/README
+++ b/api/README
@@ -21,3 +21,6 @@ warning output from the go api tool. Each file should be named
 nnnnn.txt, after the issue number for the accepted proposal.
 (The #nnnnn suffix must also appear at the end of each line in the file;
 that will be preserved when next/*.txt is concatenated into go1.XX.txt.)
+
+When you add a file to the api/next directory, you must add at least one file
+under doc/next. See doc/README.md for details.