CUB-194: scaffold Vite + React + TypeScript + Tailwind frontend

- Initialize Vite project with React + TypeScript + Tailwind CSS
- Dark theme dashboard design (rig-dark palette, rig-accent colors)
- Minimal App with RemoteRig header + 'Dashboard coming soon' placeholder
- Directory structure: components, hooks, services, types, utils
- TypeScript types for Camera, CameraFeed, SystemHealth, StreamConfig
- Custom hooks: useCameraStatus, useSystemHealth (with mock data)
- API service layer with proxy config for /api → localhost:8080
- eslint, postcss, autoprefixer configured
- lucide-react icons integrated (Camera icon)
- .env.example, .gitignore, tsconfig basepaths configured
- Build + type-check + lint verified clean

components.json

@@ -0,0 +1,20 @@
+{
+  "$schema": "https://ui.shadcn.com/schema.json",
+  "style": "default",
+  "rsc": false,
+  "tsx": true,
+  "tailwind": {
+    "config": "tailwind.config.js",
+    "css": "src/index.css",
+    "baseColor": "slate",
+    "cssVariables": true,
+    "prefix": ""
+  },
+  "aliases": {
+    "components": "@/components",
+    "utils": "@/utils",
+    "hooks": "@/hooks",
+    "lib": "@/lib",
+    "types": "@/types"
+  }
+}