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/tsconfig.node.json

@@ -0,0 +1,12 @@
+{
+  "compilerOptions": {
+    "target": "ES2022",
+    "module": "ESNext",
+    "moduleResolution": "Bundler",
+    "allowSyntheticDefaultImports": true,
+    "strict": true,
+    "composite": true,
+    "noEmit": false
+  },
+  "include": ["vite.config.ts"]
+}