Initial commit: gate operator quotation app

React + Vite + Tailwind frontend with Express backend.
3-step wizard (Operator, Ground Loops, Access Control)
with PDF quote download and CAD pricing data.

package.json

@@ -0,0 +1,16 @@
+{
+  "name": "gate-quote",
+  "version": "1.0.0",
+  "private": true,
+  "scripts": {
+    "dev": "concurrently \"npm run dev:server\" \"npm run dev:client\"",
+    "dev:server": "npm --prefix server run dev",
+    "dev:client": "npm --prefix client run dev",
+    "build": "npm --prefix client run build",
+    "start": "npm --prefix server run start",
+    "network": "npm run build && npm start"
+  },
+  "devDependencies": {
+    "concurrently": "^8.2.2"
+  }
+}