fix: preserve alt text when new files are uploaded (#712)

Author: stevenle

.changeset/cold-moose-sip.md

@@ -0,0 +1,5 @@
+---
+'@blinkk/root-cms': patch
+---
+
+fix: preserve alt text when new files are uploaded

packages/root-cms/ui/components/FileUploadField/FileUploadField.tsx

@@ -154,6 +154,14 @@ export function FileUploadField(props: FileUploadFieldProps) {
         preserveFilename: props.preserveFilename,
         cacheControl: props.cacheControl,
       });
+      // Preserve previous alt text when a new file is uploaded.
+      if (
+        !uploadedFile.alt &&
+        testShouldHaveAltText(uploadedFile.filename) &&
+        props.file?.alt
+      ) {
+        uploadedFile.alt = props.file.alt;
+      }
       setFileData(uploadedFile);
     } catch (err) {
       console.error('upload failed');