implement feedback

Author: denrase

platform-includes/configuration/allow-urls/flutter.mdx

@@ -1,14 +1,7 @@
-```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
-Future<void> main() async {
-  await SentryFlutter.init(
+```dart {3}
+await SentryFlutter.init(
     (options) {
-      options.dsn = '___PUBLIC_DSN___';
       options.allowUrls = ["^https://sentry.com.*\$", "my-custom-domain"];
     },
-    appRunner: initApp, // Init your App.
   );
-}
 ```

platform-includes/configuration/before-send-hint/flutter.mdx

@@ -1,12 +1,7 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
   return hint is MyHint ? null : event;
 }
 
-Future<void> main() async {
-  await SentryFlutter.init((options) => options.beforeSend = beforeSend);
-}
+await SentryFlutter.init((options) => options.beforeSend = beforeSend);
 ```

platform-includes/configuration/before-send/flutter.mdx

@@ -1,14 +1,9 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
   // Modify the event here:
   event = event.copyWith(serverName: null); // Don't send server names.
   return event;
 }
 
-Future<void> main() async {
-  await SentryFlutter.init((options) => options.beforeSend = beforeSend);
-}
+await SentryFlutter.init((options) => options.beforeSend = beforeSend);
 ```

platform-includes/configuration/deny-urls/flutter.mdx

@@ -1,14 +1,7 @@
-```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
-Future<void> main() async {
-  await SentryFlutter.init(
-    (options) {
-      options.dsn = '___PUBLIC_DSN___';
-      options.denyUrls = ["^.*ends-with-this\$", "denied-url"];
-    },
-    appRunner: initApp, // Init your App.
-  );
-}
+```dart {3}
+await SentryFlutter.init(
+  (options) {
+    options.denyUrls = ["^.*ends-with-this\$", "denied-url"];
+  },
+);
 ```

platform-includes/set-fingerprint/basic/flutter.mdx

@@ -1,15 +1,10 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
   if (event.throwable is DatabaseException) {
     event = event.copyWith(fingerprint: ['database-connection-error']);
   }
   return event;
 }
 
-Future<void> main() async {
-  await SentryFlutter.init((options) => options.beforeSend = beforeSend);
-}
+await SentryFlutter.init((options) => options.beforeSend = beforeSend);
 ```

platform-includes/set-fingerprint/database-connection/flutter.mdx

@@ -1,15 +1,10 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
   if (event.throwable is DatabaseException) {
     event = event.copyWith(fingerprint: ['database-connection-error']);
   }
   return event;
 }
 
-Future<void> main() async {
-  await SentryFlutter.init((options) => options.beforeSend = beforeSend);
-}
+await SentryFlutter.init((options) => options.beforeSend = beforeSend);
 ```

platform-includes/set-fingerprint/rpc/flutter.mdx

@@ -1,7 +1,4 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 class MyRpcException implements Exception {
   final String function;
   final int httpStatusCode;
@@ -21,7 +18,5 @@ FutureOr<SentryEvent?> beforeSend(SentryEvent event, Hint hint) async {
   return event;
 }
 
-Future<void> main() async {
-  await SentryFlutter.init((options) => options.beforeSend = beforeSend);
-}
+await SentryFlutter.init((options) => options.beforeSend = beforeSend);
 ```

platform-includes/user-feedback/sdk-api-example/flutter.mdx

@@ -1,7 +1,4 @@
 ```dart
-import 'package:flutter/widgets.dart';
-import 'package:sentry_flutter/sentry_flutter.dart';
-
 // Option 1: Retrieving SentryId from beforeSend
 SentryId sentryId = SentryId.empty();