Fix superuser release locks RPC

src/lib/submissionItemsService.ts

@@ -1290,13 +1290,37 @@ export async function editSubmissionItem(
     if (updateError) throw updateError;
 
     // Phase 4: Record edit history
-    const { error: historyError } = await supabase
+    const { data: historyData, error: historyError } = await supabase
       .from('item_edit_history')
       .insert({
         item_id: itemId,
-        editor_id: userId,
-        changes: changes,
-      });
+        edited_by: userId,
+        changed_fields: Object.keys(changes),
+        edit_reason: 'Direct edit by moderator',
+      })
+      .select('id')
+      .single();
+
+    // Insert field changes relationally (NO JSON!)
+    if (!historyError && historyData) {
+      const fieldChanges = Object.entries(changes).map(([fieldName, change]: [string, any]) => ({
+        edit_history_id: historyData.id,
+        field_name: fieldName,
+        old_value: String(change.old ?? ''),
+        new_value: String(change.new ?? ''),
+      }));
+
+      const { error: fieldChangesError } = await supabase
+        .from('item_field_changes')
+        .insert(fieldChanges);
+
+      if (fieldChangesError) {
+        handleNonCriticalError(fieldChangesError, {
+          action: 'Record Field Changes',
+          metadata: { editHistoryId: historyData.id }
+        });
+      }
+    }
 
     if (historyError) {
       handleNonCriticalError(historyError, {
@@ -1435,9 +1459,17 @@ export async function fetchEditHistory(itemId: string) {
       .from('item_edit_history')
       .select(`
         id,
-        changes,
+        item_id,
         edited_at,
-        editor:profiles!item_edit_history_editor_id_fkey (
+        edit_reason,
+        changed_fields,
+        field_changes:item_field_changes(
+          id,
+          field_name,
+          old_value,
+          new_value
+        ),
+        editor:profiles!item_edit_history_edited_by_fkey(
           user_id,
           username,
           display_name,