Ignore claude files

Change-Id: Ide5964892dd219700cd8f481db317bb9bb905928
diff --git a/.Rbuildignore b/.Rbuildignore
index eb3f2c8..f6ac482 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -12,3 +12,5 @@
 ^CRAN-SUBMISSION$
 ^ci
 ^.gitlab-ci
+^CLAUDE.md
+^.claude