Fix lints, add FVM and VSCode settings

Author: tenhobi

.fvm/fvm_config.json

@@ -0,0 +1,4 @@
+{
+  "flutterSdkVersion": "3.19.0",
+  "flavors": {}
+}

.gitignore

@@ -7,6 +7,7 @@ melos_my_project.iml
 .vscode/*
 !.vscode/tasks.json
 !.vscode/settings.json
+.fvm/flutter_sdk
 
 .packages
 .pub/

.vscode/settings.json

@@ -0,0 +1,31 @@
+{
+    "dart.flutterSdkPath": ".fvm/flutter_sdk",
+    "search.exclude": {
+        "**/.fvm": true,
+        "**/*.g.dart": true,
+    },
+    "files.exclude": {
+        "**/.git": true,
+        "**/.DS_Store": true,
+        ".idea/**": true,
+        ".run/**": true,
+    },
+    // Remove from file watching
+    "files.watcherExclude": {
+        "**/.fvm": true
+    },
+    "dart.lineLength": 120,
+    "editor.rulers": [
+        120
+    ],
+    "yaml.schemas": {
+        "https://json.schemastore.org/dart-build.json": [
+            "build.yaml"
+        ]
+    },
+    "explorer.fileNesting.enabled": true,
+    "explorer.fileNesting.patterns": {
+        "*.dart": "${capture}.g.dart,${capture}.freezed.dart,${capture}.auto_mappr.dart"
+    },
+    "yaml.schemaStore.enable": false
+}

packages/netglade_utils/lib/src/testing/mock_extensions.dart

@@ -6,11 +6,13 @@ import 'package:mocktail/mocktail.dart';
 import 'package:netglade_utils/src/result/result.dart';
 
 extension FutureVoidAnswer on When<Future<void>> {
-  void thenAnswerWithVoid() => thenAnswer((_) async => <void>{});
+  // ignore: no-empty-block, its ok
+  void thenAnswerWithVoid() => thenAnswer((_) async {});
 }
 
 extension VoidAnswer on When<void> {
-  void thenAnswerWithVoid() => thenAnswer((_) => <void>{});
+  // ignore: no-empty-block, its ok
+  void thenAnswerWithVoid() => thenAnswer((_) {});
 }
 
 extension GenericAnswer<T> on When<Future<T>> {