feat: v0.4.0 - provider icon system, settings modal & polish

- Add provider icon system with extracted icon library (cc-switch based)

- Persist icon and icon_color in SQLite and config.toml

- Add Settings modal (theme / language / update check / silent download)

- Add useTheme and useUpdateCheck hooks

- Add provider icon picker (IconPicker) with search and grid

- Fix icon frame 2-layer color difference in ProviderEdit

- Dashboard heatmap and daily usage improvements

- Sessions page polish and adaptive layout

- Bump version to 0.4.0

package-lock.json

@@ -1,14 +1,15 @@
 {
   "name": "kimiswitch",
-  "version": "0.1.0",
+  "version": "0.3.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "kimiswitch",
-      "version": "0.1.0",
+      "version": "0.3.0",
       "dependencies": {
         "@tauri-apps/api": "^2.0.0",
+        "@tauri-apps/plugin-opener": "^2.5.0",
         "@tauri-apps/plugin-shell": "^2.0.0",
         "react": "^18.3.1",
         "react-dom": "^18.3.1"
@@ -1437,6 +1438,15 @@
         "node": ">= 10"
       }
     },
+    "node_modules/@tauri-apps/plugin-opener": {
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/@tauri-apps/plugin-opener/-/plugin-opener-2.5.0.tgz",
+      "integrity": "sha512-B0LShOYae4CZjN8leiNDbnfjSrTwoZakqKaWpfoH6nXiJwt6Rgj6RnVIffG3DoJiKsffRhMkjmBV9VeilSb4TA==",
+      "license": "MIT OR Apache-2.0",
+      "dependencies": {
+        "@tauri-apps/api": "^2.8.0"
+      }
+    },
     "node_modules/@tauri-apps/plugin-shell": {
       "version": "2.3.5",
       "resolved": "https://registry.npmmirror.com/@tauri-apps/plugin-shell/-/plugin-shell-2.3.5.tgz",