feat: port Lotus PR #12093 - EC finality calculator shed tool (FRC-0089) #6768
Description
Overview
Port the EC finality calculator shed/CLI tool from Lotus to Forest, as implemented in filecoin-project/lotus#12093.
Background
Lotus PR #12093 (feat(shed): ec finality calculator (FRC-0089)) adds a shed utility that takes a file of chain tipset counts and computes the EC finality probability based on FRC-0089. This is a standalone CLI tool useful for analysis and validation.
References
- Lotus PR: feat(shed): ec finality calculator (FRC-0089) filecoin-project/lotus#12093
- FRC-0089 spec: https://github.com/filecoin-project/FIPs/blob/master/FRCs/frc-0089.md
- EC finality calculator reference: https://github.com/consensus-shipyard/ec-finality-calculator
Related
- Raised during review of chore(deps): bump go deps #6757