diff --git a/.gitignore b/.gitignore
index 4c176e5..f75eb3b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,3 +36,8 @@ build/
 
 ### macOS ###
 .DS_Store
+
+### Local environment and tooling ###
+# Holds DB and provider credentials: never tracked.
+local.env
+.claude/