fix upgrade

covas_mobile/lib/MyHomePage.dart

@@ -192,7 +192,7 @@ class _MyHomePageState extends State<MyHomePage> with ShowErrorDialog {
             ),
             Text(
               '$listUser',
-              style: Theme.of(context).textTheme,
+              style: Theme.of(context).textTheme.headlineMedium,
             ),
           ],
         ),

covas_mobile/lib/classes/alert.dart

@@ -12,7 +12,6 @@ mixin ShowErrorDialog<T extends StatefulWidget> on State<T> {
         ElevatedButton(
             child: Text("OK"),
             style: ElevatedButton.styleFrom(
-                primary: Colors.red,
                 padding: EdgeInsets.symmetric(horizontal: 50, vertical: 20),
                 textStyle:
                     TextStyle(fontSize: 15, fontWeight: FontWeight.normal)),

covas_mobile/lib/main.dart

@@ -127,7 +127,7 @@ class _LoginDemoState extends State<LoginDemo> with ShowErrorDialog {
     var jwt = prefs.getString("jwt") ?? "";
     var user = prefs.getString("user") ?? "";
     if ((jwt.isNotEmpty) && (user.isNotEmpty)) {
-      var urlToken = Uri.parse("http://${globals.api}/token");
+      var urlToken = Uri.parse("https://${globals.api}/token");
 
       var responseToken = await http.get(urlToken,
           headers: {HttpHeaders.cookieHeader: '${jwt}; ${user}'});

covas_mobile/lib/variable/globals.dart

@@ -1 +1 @@
-String api = "10.0.2.2:8083/api";
+String api = "backend.valczeryba.ovh";