feat: add Vue.js WebUI — YesPlayMusic-inspired SPA with all pages and components

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

web/package.json

@@ -0,0 +1,26 @@
+{
+  "name": "tsmusicbot-web",
+  "version": "0.1.0",
+  "private": true,
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vue-tsc --noEmit && vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "vue": "^3.5.0",
+    "vue-router": "^4.5.0",
+    "pinia": "^3.0.0",
+    "axios": "^1.14.0",
+    "node-vibrant": "^4.0.3",
+    "@iconify/vue": "^4.3.0"
+  },
+  "devDependencies": {
+    "vite": "^6.3.0",
+    "@vitejs/plugin-vue": "^5.2.0",
+    "typescript": "^5.8.0",
+    "sass": "^1.87.0",
+    "vue-tsc": "^2.2.0"
+  }
+}