# Copy to .env and fill in secrets before `docker compose up -d` POSTGRES_USER=n8n POSTGRES_PASSWORD=change-me POSTGRES_DB=n8n # Public hostname / protocol used to access n8n (no port suffix needed when behind a reverse proxy) N8N_HOST=localhost N8N_PROTOCOL=http N8N_PORT=5678 WEBHOOK_URL=http://localhost:5678/ TZ=UTC