From f19ba2f4b6f573b28f74e9746a448673975cd960 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Torjus=20H=C3=A5kestad?= <torjus@usit.uio.no>
Date: Sat, 7 Feb 2026 15:41:59 +0100
Subject: [PATCH] CLAUDE.md: use tofu -chdir instead of cd

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 CLAUDE.md | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/CLAUDE.md b/CLAUDE.md
index c5a6912..c2432a0 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -76,6 +76,16 @@ nix develop -c tofu plan
 tofu plan
 ```
 
+**OpenTofu:** Use the `-chdir` option instead of `cd` when running tofu commands in subdirectories:
+```bash
+# Good - uses -chdir option
+nix develop -c tofu -chdir=terraform plan
+nix develop -c tofu -chdir=terraform/vault apply
+
+# Avoid - changing directories
+cd terraform && tofu plan
+```
+
 ### Secrets Management
 
 Secrets are managed by OpenBao (Vault) using AppRole authentication. Most hosts use the