v1.0.7: updater, website button, timer sync indicator, server flow fix

- App: manual update checker (GitHub API, Play Store redirect)
- App: website button in sidebar
- App: timer_box shows Connecting/Syncing spinner during handshake
- App: synced app_config.example.dart with app_config.dart
- Sidebar: 6 rows (added Website, Check for updates)
- Server: add_vless_client now includes flow xtls-rprx-vision
- Deps: added package_info_plus
- Version bump: 1.0.6+10 → 1.0.7+11
- CHANGELOG.md created

pubspec.yaml

@@ -15,7 +15,7 @@ publish_to: "none" # Remove this line if you wish to publish to pub.dev
 # In iOS, build-name is used as CFBundleShortVersionString while build-number used as CFBundleVersion.
 # Read more about iOS versioning at
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
-version: 1.0.6+10
+version: 1.0.7+11
 
 environment:
   sdk: ">=3.0.0 <4.0.0"
@@ -38,6 +38,7 @@ dependencies:
   uuid: ^4.5.3
   flutter_local_notifications: ^17.0.0
   path_provider: ^2.1.5
+  package_info_plus: ^6.0.0
 
 dev_dependencies:
   flutter_test: