feat: The Fossil Record - Attestation Archaeology Visualizer (#2311)

[kuanglaodi2-sudo]

Bounty #2311 - The Fossil Record (75 RTC). Interactive D3.js visualization of RustChain attestation history rendered as geological strata. Features: 4 visualization modes (Stacked Area, Streamgraph, Normalized %, Stratigraphy), architecture filtering, zoom controls, rich tooltips with miner details, epoch settlement markers, first appearance markers. Wallet: C4c7r9WPsnEe6CUfegMU9M7ReHD1pWg8qeSfTBoRcLbg

[github-actions]

Welcome to RustChain! Thanks for your first pull request.

Before we review, please make sure:

• Your PR has a BCOS-L1 or BCOS-L2 label
• New code files include an SPDX license header
• You've tested your changes against the live node

Bounty tiers: Micro (1-10 RTC) | Standard (20-50) | Major (75-100) | Critical (100-150)

A maintainer will review your PR soon. Thanks for contributing!

[Scottcjn]

@kuanglaodi2-sudo — Merge conflicts with main. Please rebase if you'd like this merged.

[Scottcjn]

Merged! The D3 Fossil Record visualization is clean — 4 view modes, interactive tooltips, geological strata metaphor. Deployable at rustchain.org/fossils.

75 RTC owed (bounty #2311). Your wallet (C4c7r...) is Solana. Need an RTC wallet — run curl -sL rustchain.org/install.sh | bash to get one.

This is your best PR — scoped, focused, real code. More like this.

[Scottcjn]

Has a merge conflict with main. Can you rebase? git fetch origin && git rebase origin/main && git push --force-with-lease. Will merge immediately after.