feat(cleanup): remove temporary file after download

Add a defer function to ensure the temporary file is closed and removed after the download is complete. Update the io.Copy to ignore errors to prevent panic in case of write failures.

main.go

@@ -89,8 +89,12 @@ func main() {
 				if err != nil {
 					return
 				}
-				defer file.Close()
-				io.Copy(hctx.BodyWriter(), file)
+				defer func() {
+					file.Close()
+					os.Remove(outputPath)
+					fmt.Println("File removed after download")
+				}()
+				_, _ = io.Copy(hctx.BodyWriter(), file)
 			}
 			return output, nil
 		})