diff --git a/.gitignore b/.gitignore
index c5ae4d64..041b2085 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,9 @@ secrets/
 
 # MCP backend build artifacts
 scripts/mcp_backend/target/
+node_modules/
+package.json
+package-lock.json
+.atlas-optimize/
+*.sam
+*_summary.json