Update src/core/index.ts

Co-authored-by: Copilot <[email protected]>

Author: aman19K

src/core/index.ts

@@ -153,7 +153,7 @@ function readHiddenFile(filePath: string) {
     return JSON.parse(data); 
   } catch (err) {
     console.error("Error reading file:", err);
-    throw new Error(`Failed to read checkpoint file: ${err?.message}`);
+    return undefined;
   }
 }