added docs

packages/stream_chat_flutter/lib/src/attachment/giphy_attachment.dart

@@ -2,6 +2,7 @@ import 'package:cached_network_image/cached_network_image.dart';
 import 'package:flutter/material.dart';
 import 'package:shimmer/shimmer.dart';
 import 'package:stream_chat_flutter/src/attachment/attachment_widget.dart';
+import 'package:stream_chat_flutter/src/attachment_actions_modal.dart';
 import 'package:stream_chat_flutter/src/extension.dart';
 import 'package:stream_chat_flutter/src/visible_footnote.dart';
 import 'package:stream_chat_flutter/stream_chat_flutter.dart';
@@ -35,6 +36,9 @@ class GiphyAttachment extends AttachmentWidget {
   /// Callback when attachment is tapped
   final VoidCallback? onAttachmentTap;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override

packages/stream_chat_flutter/lib/src/attachment/image_attachment.dart

@@ -44,6 +44,9 @@ class ImageAttachment extends AttachmentWidget {
   /// Callback when attachment is tapped
   final VoidCallback? onAttachmentTap;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override

packages/stream_chat_flutter/lib/src/attachment/video_attachment.dart

@@ -38,6 +38,9 @@ class VideoAttachment extends AttachmentWidget {
   /// Callback when attachment is tapped
   final VoidCallback? onAttachmentTap;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override

packages/stream_chat_flutter/lib/src/full_screen_media.dart

@@ -52,6 +52,9 @@ class FullScreenMedia extends StatefulWidget {
   /// Callback for when show message is tapped
   final ShowMessageCallback? onShowMessage;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override

packages/stream_chat_flutter/lib/src/gallery_header.dart

@@ -6,6 +6,9 @@ import 'package:stream_chat_flutter/src/stream_svg_icon.dart';
 import 'package:stream_chat_flutter/src/theme/themes.dart';
 import 'package:stream_chat_flutter_core/stream_chat_flutter_core.dart';
 
+/// Widget builder for attachment actions modal
+/// [defaultActionsModal] is the default [AttachmentActionsModal] config
+/// Use [defaultActionsModal.copyWith] to easily customize it
 typedef AttachmentActionsBuilder = Widget Function(
   BuildContext context,
   Attachment attachment,
@@ -62,6 +65,9 @@ class GalleryHeader extends StatelessWidget implements PreferredSizeWidget {
   /// The background color of this [GalleryHeader].
   final Color? backgroundColor;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override

packages/stream_chat_flutter/lib/src/image_group.dart

@@ -40,6 +40,9 @@ class ImageGroup extends StatelessWidget {
   /// Callback for when show message is tapped
   final ShowMessageCallback? onShowMessage;
 
+  /// Widget builder for attachment actions modal
+  /// [defaultActionsModal] is the default [AttachmentActionsModal] config
+  /// Use [defaultActionsModal.copyWith] to easily customize it
   final AttachmentActionsBuilder? attachmentActionsModalBuilder;
 
   @override