P0: scaffold Vite + Vue 3 + Tauri v2

- pnpm + TS + Tailwind 3 + Pinia + Vue Router with hash history
- 6 placeholder views (Status, Peers, Routes, Messages, Topics, Settings)
  rendered via lucide-icon sidebar in App.vue
- Tauri v2: shell, store, log, dialog plugins; bundle targets deb +
  appimage; sidecar wired via externalBin = binaries/mycelium
- scripts/fetch-mycelium.sh pins v0.6.1, maps musl asset onto
  gnu target triple expected by Tauri bundler
- CI: pnpm typecheck + cargo fmt/clippy/test

package.json

@@ -0,0 +1,39 @@
+{
+  "name": "mycellium-ui",
+  "private": true,
+  "version": "0.1.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vue-tsc --noEmit && vite build",
+    "preview": "vite preview",
+    "typecheck": "vue-tsc --noEmit",
+    "tauri": "tauri"
+  },
+  "dependencies": {
+    "@tauri-apps/api": "^2.2.0",
+    "@tauri-apps/plugin-dialog": "^2.2.0",
+    "@tauri-apps/plugin-log": "^2.2.0",
+    "@tauri-apps/plugin-shell": "^2.2.0",
+    "@tauri-apps/plugin-store": "^2.2.0",
+    "class-variance-authority": "^0.7.1",
+    "clsx": "^2.1.1",
+    "lucide-vue-next": "^0.469.0",
+    "pinia": "^2.3.0",
+    "radix-vue": "^1.9.11",
+    "tailwind-merge": "^2.6.0",
+    "vue": "^3.5.13",
+    "vue-router": "^4.5.0"
+  },
+  "devDependencies": {
+    "@tauri-apps/cli": "^2.2.0",
+    "@types/node": "^22.10.5",
+    "@vitejs/plugin-vue": "^5.2.1",
+    "autoprefixer": "^10.4.20",
+    "postcss": "^8.4.49",
+    "tailwindcss": "^3.4.17",
+    "typescript": "~5.7.2",
+    "vite": "^6.0.7",
+    "vue-tsc": "^2.2.0"
+  }
+}