1.5.2版本发布及部分readme更新

lib/main.dart

@@ -23,11 +23,9 @@ class MyApp extends StatelessWidget {
         // 🟢 数字回退到 FlymeFont
         fontFamilyFallback: const ['Flyme'],
         // 🟢 统一文字颜色为黑色
-        colorScheme: ColorScheme.fromSeed(seedColor: const Color(0xFFFFFFFF))
-            .copyWith(
-              onSurface: Colors.black, // 主要文字颜色
-              onBackground: Colors.black,
-            ),
+        colorScheme: ColorScheme.fromSeed(
+          seedColor: const Color(0xFFFFFFFF),
+        ).copyWith(onSurface: Colors.black),
         textTheme: const TextTheme(
           // 大标题/数字（健康度、容量等）
           displayMedium: TextStyle(

lib/widgets/battery_summary.dart

@@ -91,7 +91,7 @@ class BatterySummary extends StatelessWidget {
                     text: ' / ',
                     style: TextStyle(
                       fontFamily: 'HarmonyOS_Sans_SC',
-                      color: const Color(0xFF5F5F5F).withOpacity(0.5),
+                      color: const Color(0xFF5F5F5F).withValues(alpha: 0.5),
                     ),
                   ),
                   TextSpan(text: designCap.toString()),

lib/widgets/charge_detail_page.dart

@@ -11,14 +11,14 @@ class ChargeDetailPage extends StatelessWidget {
   final int? wiredLevel;
 
   const ChargeDetailPage({
-    Key? key,
+    super.key,
     required this.chargeType,
     required this.isWireless,
     required this.power,
     required this.volt,
     required this.curr,
     this.wiredLevel,
-  }) : super(key: key);
+  });
 
   String _getProtocolDisplay() {
     if (isWireless) return '无线充电（$chargeType）';