+
+
+
+
diff --git a/kidney_lab/CLAUDE.md b/kidney_lab/CLAUDE.md
new file mode 100644
index 0000000..ee3746c
--- /dev/null
+++ b/kidney_lab/CLAUDE.md
@@ -0,0 +1,67 @@
+# CLAUDE.md
+
+This file provides guidance to Claude Code (claude.ai/code) when working with code in this repository.
+
+## Running the game
+
+Open `index.html` directly in a browser — there is no build step, no bundler, and no package manager. All JS files are loaded as plain `
+
+
+
+
+
+
+
+
+
+