chore: migrate to flutter 3.27

lib/data/model/pkg/manager.dart

@@ -22,8 +22,6 @@ enum PkgManager {
         return 'opkg list-upgradable';
       case PkgManager.apk:
         return 'apk list --upgradable';
-      default:
-        return null;
     }
   }
 
@@ -56,8 +54,6 @@ enum PkgManager {
         return 'opkg upgrade $args';
       case PkgManager.apk:
         return 'apk upgrade';
-      default:
-        return null;
     }
   }
 

lib/data/model/server/disk.dart

@@ -104,7 +104,9 @@ class DiskIO extends TimeSeq<List<DiskIOPiece>> {
           !item.dev.startsWith('vd') &&
           !item.dev.startsWith('hd') &&
           !item.dev.startsWith('mmcblk') &&
-          !item.dev.startsWith('sr')) continue;
+          !item.dev.startsWith('sr')) {
+        continue;
+      }
       final (read_, write_) = _getSpeed(item.dev);
       read += read_ ?? 0;
       write += write_ ?? 0;

lib/data/model/sftp/worker.dart

@@ -60,8 +60,6 @@ Future<void> isolateMessageHandler(
         case SftpReqType.upload:
           await _upload(data, mainSendPort, sendError);
           break;
-        default:
-          sendError(Exception('unknown type'));
       }
       break;
     default:

lib/view/page/server/tab.dart

@@ -515,10 +515,6 @@ class _ServerPageState extends State<ServerPage>
           const Icon(MingCute.unlink_2_line, size: 17, color: Colors.grey),
           () => ServerProvider.closeServer(id: s.spi.id),
         ),
-      _ when Stores.setting.serverTabUseOldUI.fetch() => (
-          ServerFuncBtnsTopRight(spi: s.spi),
-          null,
-        ),
     };
 
     // Or the loading icon will be rescaled.

lib/view/page/setting/entry.dart

@@ -424,7 +424,7 @@ final class _AppSettingsPageState extends State<AppSettingsPage> {
       return;
     }
     UIs.colorSeed = color;
-    _setting.colorSeed.put(color.value);
+    _setting.colorSeed.put(color.value255);
     context.pop();
     Future.delayed(Durations.medium1, RNodes.app.notify);
   }

lib/view/page/systemd.dart

@@ -158,7 +158,7 @@ final class _SystemdPageState extends State<SystemdPage> {
   Widget _buildTag(String tag, [Color? color, bool noPad = false]) {
     return Container(
       decoration: BoxDecoration(
-        color: color?.withOpacity(0.7) ?? UIs.halfAlpha,
+        color: color?.withValues(alpha: 0.7) ?? UIs.halfAlpha,
         borderRadius: BorderRadius.circular(5),
       ),
       child: Text(tag, style: UIs.text11)