soft3/zheng/rs/src/envelope.md ฯ 0.0% 2 words ยท 1 min envelope Folder Graph Mentions Folder body.rs codec.rs keys.rs machine.rs mod.rs recursive.rs succinct.rs tests.rs wrapped.rs Graph Mentions cybics/comp/bip-39 wordlist soft3/zheng/audit/proof-stack-review-2026-10 soft3/zheng/audit/recursive-envelope-2026-10