Keep historical fingerprints independent of source discovery and normalize explicit repository roots at doctor and repair entry points. Preserve unknown user plugins and absolute-only low-level source probing.
Source-PR: https://github.com/affaan-m/ECC/pull/3008
Reviewed-Manifest-SHA256: fe1444b12dfb730524970a51b6bb805271cdfa71d4cc9b247772e6d9b1d1c9d8