Added dismiss button

lib/service/notifying.dart

@@ -8,14 +8,31 @@ class Notifying {
     required String text,
     bool isError = false,
   }) {
+    ScaffoldMessenger.of(context).hideCurrentSnackBar();
     ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(
         backgroundColor: Theme.of(context).colorScheme.error,
-        content: Text(
+        content: SizedBox(
-          text,
+          height: 30,
-          style: isError
+          child: Row(
-              ? TextStyle(color: Theme.of(context).colorScheme.onError)
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
-              : null,
+            children: [
+              Text(
+                text,
+                style: isError
+                    ? TextStyle(color: Theme.of(context).colorScheme.onError)
+                    : null,
+              ),
+              IconButton(
+                onPressed: () =>
+                    ScaffoldMessenger.of(context).hideCurrentSnackBar(),
+                icon: Icon(
+                  Icons.close_rounded,
+                  color: Theme.of(context).colorScheme.onError,
+                ),
+              ),
+            ],
+          ),
         ),
       ),
     );