URL Decoding Pipeline Fix

URL Decoding Pipeline Fix: a task in repo2rlenv-seta-evol (Harbor dataset). A log-processing pipeline at /opt/urlpipeline/ decodes percent-encoded URLs in log files. The pipeline is currently producing wrong output — some percent-encoded sequences remain un-decoded and plus signs are not converted…

The task

A log-processing pipeline at `/opt/urlpipeline/` decodes percent-encoded URLs in log files. The pipeline is currently producing wrong output — some percent-encoded sequences remain un-decoded and plus signs are not converted to spaces.

Part of FineEnvs/repo2rlenv-seta-evol.