chore: update workspace docs and restore scripts

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2026-06-12 b2a9d8f617ca02c2c740150e10f2428010b68ce4

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artifact,path,sha256
raw_input,exp-data/raw/RUN-20260601-PROJA-SIGNAL-CROSS-001/signal_cross_input.csv,f94a2921e2169b71d70510f1c5c70fa2521ffee0d4971f5ff08c829ee350bf3a