diff --git a/.gitignore b/.gitignore
index 36ee674..220bdbe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -62,3 +62,14 @@ agentdb.rvf.lock
 
 # local pre-optimization image backups (not for deploy)
 media/.orig-backup/
+
+# dev artifacts / AI tooling / screenshots (root-level only)
+/*.png
+/*.jpeg
+.DS_Store
+tsconfig.tsbuildinfo
+/coverage
+/test-results
+.superpowers/
+.claude/
+.playwright-mcp/