diff --git a/.gitignore b/.gitignore
index 2eed6f2..e25ae3b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -69,4 +69,12 @@ coverage/
 *.lcov
 
 # AI Assistant metadata
-.serena/
\ No newline at end of file
+.serena/
+
+# Documentation files (keep only README.md)
+CHANGES.md
+CLAUDE.md
+DEPLOYMENT.md
+NEXT-STEPS.md
+*.md
+!README.md
\ No newline at end of file