flutter linting

filcnaplo/lib/helpers/average_helper.dart

@@ -6,14 +6,15 @@ class AverageHelper {
 
     List<String> ignoreInFinal = ["5,SzorgalomErtek", "4,MagatartasErtek"];
 
-    if (finalAvg)
+    if (finalAvg) {
       grades.removeWhere((e) =>
           (e.value.value == 0) ||
           (ignoreInFinal.contains(e.gradeType?.id)));
+    }
 
-    grades.forEach((e) {
+    for (var e in grades) {
       average += e.value.value * ((finalAvg ? 100 : e.value.weight) / 100);
-    });
+    }
 
     average = average /
         grades

filcnaplo/lib/helpers/storage_helper.dart

@@ -1,3 +1,5 @@
+// ignore_for_file: avoid_print
+
 import 'dart:io';
 import 'dart:typed_data';
 

filcnaplo/lib/helpers/update_helper.dart

@@ -17,7 +17,7 @@ extension UpdateHelper on Release {
     updateCallback!(-1, UpdateState.preparing);
 
     String downloads = await StorageHelper.downloadsPath();
-    File apk = File("$downloads/filcnaplo-${version}.apk");
+    File apk = File("$downloads/filcnaplo-$version.apk");
 
     if (!await apk.exists()) {
       updateCallback(-1, UpdateState.downloading);
@@ -31,6 +31,7 @@ extension UpdateHelper on Release {
     var result = await OpenFile.open(apk.path);
 
     if (result.type != ResultType.done) {
+      // ignore: avoid_print
       print("ERROR: installUpdate.openFile: " + result.message);
       throw result.message;
     }