Adding uploading backup feature.

src/utils/text.ts

@@ -11,4 +11,8 @@ export function capitalizeFirstLetter(text: string): string {
 
 export function isUUID(str: string) {
     return /^[0-9a-f]{8}-[0-9a-f]{4}-[1-5][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(str);
+}
+
+export function isImportedFilename(name: string): boolean {
+    return name.startsWith("imported_");
 }