Sync with main: counts 73 -> 86, raw tx signing (secp256k1 + EIP-155 RLP), /metrics, PORT/RPC_URL env, ledger/witness rotation, Merkle batch window, adaptive receipt polling, status fields, SECURITY.md, counts + hygiene CI gates, 21 Java files
Sync with main: counts 56 -> 73, CHAIN_MISMATCH + readback + chain pinning, CI chain e2e, honest timing labels, strip competition framing, PITCH deleted
Add wiki pages: architecture, how it works, verdict codes, demo guide, testing, open limits, sidebar Replaces the placeholder Home with the full generated set: overview + quick start, mermaid architecture diagram and trust boundaries, phase flow with the six verdict checks and state machine, verdict/attack tables with the contract API, step-by-step demo guide (config, memory, stale, chain, key swap, witness), 54-check SelfTest and CI gates, and the public-facing open limits page. Sidebar adds navigation.