fix(app/backend): symlinked screenshots break

apps/app-frontend/src/components/ui/screenshots-page/index.vue

@@ -344,10 +344,15 @@ const screenshotOptionsInstance = computed(() =>
 	),
 )
 const screenshotsError = computed(() => {
-	const error =
+	const error: unknown =
 		screenshotsQuery.error.value ||
 		(groupBy.value === 'custom' ? screenshotGroupsQuery.error.value : null)
-	return error instanceof Error ? error : error ? new Error(String(error)) : null
+	if (!error) return null
+	if (error instanceof Error) return error
+	if (typeof error === 'object' && 'message' in error && typeof error.message === 'string') {
+		return new Error(error.message)
+	}
+	return new Error(String(error))
 })
 const selectionActive = computed(() => selectedKeys.value.size > 0)
 const selectedScreenshots = computed(() =>

packages/app-lib/src/api/instance/screenshots/operations.rs

@@ -520,6 +520,16 @@ pub(super) async fn source_screenshots_dir(
             .await
             .map_err(|error| IOError::with_path(error, &instance_dir))?;
     let screenshots_dir = canonical_instance_dir.join(SCREENSHOTS_DIRECTORY);
+    let screenshots_dir = match tokio::fs::canonicalize(&screenshots_dir).await
+    {
+        Ok(path) => path,
+        Err(error) if error.kind() == std::io::ErrorKind::NotFound => {
+            screenshots_dir
+        }
+        Err(error) => {
+            return Err(IOError::with_path(error, &screenshots_dir).into());
+        }
+    };
 
     ensure_directory_is_not_symlink(&screenshots_dir).await?;
     Ok(screenshots_dir)