initial commit

apps/Backend/src/utils/prismaFileUtils.ts

@@ -0,0 +1,12 @@
+/**
+ * Helper: convert Prisma CloudFile result to JSON-friendly object.
+ */
+export function serializeFile(f: any) {
+  if (!f) return null;
+  return {
+    ...f,
+    fileSize: typeof f.fileSize === "bigint" ? f.fileSize.toString() : f.fileSize,
+    createdAt: f.createdAt?.toISOString?.(),
+    updatedAt: f.updatedAt?.toISOString?.(),
+  };
+}