HF RL Explorer

Issue: Error type is missing URL context, source chaining, and structured kind matching

Issue: Error type is missing URL context, source chaining, and structured kind matching: a task in LegoFlow-SWE (Harbor dataset). The current Error type makes debugging difficult because it lacks information about the URL that caused the problem and doesn’t preserve the original source of the…

The task

The current `Error` type makes debugging difficult because it lacks information about the URL that caused the problem and doesn’t preserve the original source of the error. For example, an HTTP 404 error is printed as just `HTTP status 404` without any mention of the failing URL, and underlying I/O errors (such as…

Part of Lego-X/LegoFlow-SWE.