🐛 Dozens of bug fixes

lib/widgets/content/attachment_preview.dart

@@ -30,7 +30,11 @@ class AttachmentPreview extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     var ratio =
-        (item.isOnCloud ? (item.data.fileMeta?['ratio'] ?? 1) : 1).toDouble();
+        item.isOnCloud
+            ? (item.data.fileMeta?['ratio'] is num
+                ? item.data.fileMeta!['ratio'].toDouble()
+                : 1.0)
+            : 1.0;
     if (ratio == 0) ratio = 1.0;
 
     return AspectRatio(

lib/widgets/content/cloud_files.dart

@@ -30,8 +30,6 @@ class CloudFileWidget extends ConsumerWidget {
     var ratio =
         item.fileMeta?['ratio'] is num
             ? item.fileMeta!['ratio'].toDouble()
-            : item.fileMeta?['ratio'] is String
-            ? double.parse(item.fileMeta!['ratio'])
             : 1.0;
     if (ratio == 0) ratio = 1.0;
     final content = switch (item.mimeType?.split('/').firstOrNull) {
@@ -39,7 +37,10 @@ class CloudFileWidget extends ConsumerWidget {
         aspectRatio: ratio,
         child: UniversalImage(
           uri: uri,
-          blurHash: noBlurhash ? null : item.fileMeta?['blur'],
+          blurHash:
+              noBlurhash
+                  ? null
+                  : (item.fileMeta is String ? item.fileMeta!['blur'] : null),
         ),
       ),
       "video" => AspectRatio(

lib/widgets/post/post_item.dart

@@ -609,6 +609,7 @@ Widget _buildReferencePost(BuildContext context, SnPost item) {
   final isReply = item.repliedPost != null;
 
   return Container(
+    margin: const EdgeInsets.only(bottom: 8),
     padding: const EdgeInsets.all(12),
     decoration: BoxDecoration(
       color: Theme.of(context).colorScheme.surfaceVariant.withOpacity(0.5),