diff --git a/.gitignore b/.gitignore
index 242fe8ba..e158b253 100644
--- a/.gitignore
+++ b/.gitignore
@@ -185,9 +185,6 @@ cython_debug/
 go.work
 go.work.sum
 
-# env file
-.env
-
 out/
 
 # Claude
diff --git a/.worktreeinclude b/.worktreeinclude
new file mode 100644
index 00000000..081e3b6e
--- /dev/null
+++ b/.worktreeinclude
@@ -0,0 +1,10 @@
+# Environments
+.env
+.env.*
+
+# IDE settings
+.idea/
+.vscode/settings.json
+
+# Claude
+.claude/settings.local.json