Add dd0c Console — modular React dashboard with drift module

- Vite + React + TypeScript + Tailwind CSS
- Shell: auth provider, entitlement gate, dynamic sidebar
- Shared components: Button, Card, Table, Badge, Modal, EmptyState, PageHeader
- Drift module: dashboard, detail view, report viewer
- Module manifest pattern for pluggable product UIs
- Dockerfile: multi-stage node:22-slim → nginx:alpine
- 189KB JS + 17KB CSS (65KB gzipped)

products/console/tailwind.config.js

@@ -0,0 +1,18 @@
+/** @type {import('tailwindcss').Config} */
+export default {
+  content: ['./index.html', './src/**/*.{js,ts,jsx,tsx}'],
+  theme: {
+    extend: {
+      fontFamily: {
+        sans: ['Inter', 'system-ui', '-apple-system', 'sans-serif'],
+      },
+      colors: {
+        brand: {
+          primary: '#6366f1',
+          accent: '#22d3ee',
+        },
+      },
+    },
+  },
+  plugins: [],
+};