n8n 설치 관련 수정

Last3Mon/65/n8n/.env.example

@@ -1,7 +1,11 @@
-# Compose settings for the day 65 n8n + Ollama (fallback) containers. No API key here:
+# Compose settings for the course stack (n8n from get.n8n.io + Ollama fallback). No API key here:
 # the OpenAI key goes in Last3Mon/.env, and register-credentials.sh puts it into n8n.
 # Copy to .env and keep the line that matches how Ollama was installed on day 64.
 # Ollama installed with the install script (runs as a service):
 OLLAMA_DATA=/usr/share/ollama/.ollama
 # Ollama started by hand with `ollama serve`:
 # OLLAMA_DATA=/home/<your-wsl-user>/.ollama
+
+# Where the official one-line setup put n8n (default ../../../../day65-n8n = ~/day65-n8n when the
+# course repo is ~/aio-01d4-stu). Set this only if you installed n8n somewhere else.
+# N8N_HOME=/home/<your-wsl-user>/day65-n8n