feat: add user preferences migration and context

qwen3-tts-frontend/package-lock.json

@@ -15,6 +15,7 @@
         "@radix-ui/react-dialog": "^1.1.15",
         "@radix-ui/react-label": "^2.1.8",
         "@radix-ui/react-progress": "^1.1.8",
+        "@radix-ui/react-radio-group": "^1.3.8",
         "@radix-ui/react-scroll-area": "^1.2.10",
         "@radix-ui/react-select": "^2.2.6",
         "@radix-ui/react-separator": "^1.1.8",
@@ -1766,6 +1767,38 @@
         }
       }
     },
+    "node_modules/@radix-ui/react-radio-group": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/@radix-ui/react-radio-group/-/react-radio-group-1.3.8.tgz",
+      "integrity": "sha512-VBKYIYImA5zsxACdisNQ3BjCBfmbGH3kQlnFVqlWU4tXwjy7cGX8ta80BcrO+WJXIn5iBylEH3K6ZTlee//lgQ==",
+      "license": "MIT",
+      "dependencies": {
+        "@radix-ui/primitive": "1.1.3",
+        "@radix-ui/react-compose-refs": "1.1.2",
+        "@radix-ui/react-context": "1.1.2",
+        "@radix-ui/react-direction": "1.1.1",
+        "@radix-ui/react-presence": "1.1.5",
+        "@radix-ui/react-primitive": "2.1.3",
+        "@radix-ui/react-roving-focus": "1.1.11",
+        "@radix-ui/react-use-controllable-state": "1.2.2",
+        "@radix-ui/react-use-previous": "1.1.1",
+        "@radix-ui/react-use-size": "1.1.1"
+      },
+      "peerDependencies": {
+        "@types/react": "*",
+        "@types/react-dom": "*",
+        "react": "^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc",
+        "react-dom": "^16.8 || ^17.0 || ^18.0 || ^19.0 || ^19.0.0-rc"
+      },
+      "peerDependenciesMeta": {
+        "@types/react": {
+          "optional": true
+        },
+        "@types/react-dom": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/@radix-ui/react-roving-focus": {
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/@radix-ui/react-roving-focus/-/react-roving-focus-1.1.11.tgz",