feat(i18n): add VAT labels and email sent messages in German and English

style(admin): increase max-width of admin page and adjust table styles

fix(n8n): enhance workflow import and publishing process

fix(workflows): update SQL queries for fetching and updating sales orders

feat(migrations): normalize rental types and enhance email guard for individuell rentals

feat(migrations): add RPC for updating deposit in sales orders

fix(migrations): ensure individuell orders persist net/vat components and backfill existing records

test: update last run status to failed

frontend/99-config.sh

@@ -3,7 +3,8 @@ set -eu
 cat > /usr/share/nginx/html/config.js <<EOF
 window.MCCARS_CONFIG = {
   SUPABASE_URL: "${SUPABASE_URL:-http://localhost:8000}",
-  SUPABASE_ANON_KEY: "${SUPABASE_ANON_KEY:-}"
+  SUPABASE_ANON_KEY: "${SUPABASE_ANON_KEY:-}",
+  N8N_WEBHOOK_URL: "${N8N_WEBHOOK_URL:-http://localhost:55590}"
 };
 EOF
 exec nginx -g "daemon off;"