🐛 Fix attachments max width

lib/widgets/attachments/attachment_fullscreen.dart

@@ -70,7 +70,7 @@ class _AttachmentFullScreenState extends State<AttachmentFullScreen> {
       '/attachments/${widget.item.id}',
     );
 
-    if (PlatformInfo.isWeb) {
+    if (PlatformInfo.isWeb || PlatformInfo.isDesktop) {
       await launchUrlString(url);
       return;
     }

lib/widgets/chat/chat_event_message.dart

@@ -23,16 +23,19 @@ class ChatEventMessage extends StatelessWidget {
     final body = EventMessageBody.fromJson(item.body);
     final hasAttachment = body.attachments?.isNotEmpty ?? false;
 
-    if (body.text.isEmpty && hasAttachment) {
+    if (body.text.isEmpty &&
+        hasAttachment &&
+        !isContentPreviewing &&
+        !isQuote) {
       final unFocusColor =
           Theme.of(context).colorScheme.onSurface.withOpacity(0.75);
       return Row(
         children: [
           Icon(
-            Icons.attachment,
-            size: 18,
+            Icons.file_copy,
+            size: 15,
             color: unFocusColor,
-          ).paddingOnly(right: 6),
+          ).paddingOnly(right: 5),
           Text(
             'attachmentHint'.trParams(
               {'count': body.attachments?.length.toString() ?? 0.toString()},

lib/widgets/posts/post_item.dart

@@ -436,6 +436,7 @@ class _PostItemState extends State<PostItem> {
             left: 16,
           ),
           AttachmentList(
+            flatMaxHeight: MediaQuery.of(context).size.width,
             parentId: widget.item.id.toString(),
             attachmentsId: attachments,
             isGrid: attachments.length > 1,