refactor(runtime): establish WASM registry foundations

[NathanFlurry]

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[NathanFlurry]

Stack for rivet-dev/agentos

• #1740 fix(execution): match Linux process scheduling and Git-over- …
• #1739 feat(ssh): ship OpenSSH 10.4p1 with hermetic libcrypto and G …
• #1738 fix(vfs): propagate guest deletions in shadow->kernel sync ( …
• #1737 fix(git): resolve index-pack memory access out of bounds whe …
• #1736 fix(execution): honor SOCK_NONBLOCK on host-net sockets so g …
• #1735 fix(git): WASI-safe sideband demux (no fork in fetch-pack) f …
• #1734 feat(wget): real HTTPS via in-guest mbedTLS backend + gzip
• #1733 feat(git): HTTPS smart-HTTP (clone/fetch/push) via mbedTLS l …
• #1732 feat(curl): real in-guest TLS (mbedTLS) + gzip/brotli/zstd + …
• #1731 feat(toolchain): build mbedTLS for wasm32-wasip1 + ship CA b …
• #1730 docs(networking): spec for full curl/wget/git TLS + networki …
• #1708 feat(software): ship upstream registry tools and parity cove …
• #1673 refactor(runtime): establish WASM registry foundations 👈
• main

Get stack: forklift get 1673
Push local edits: forklift submit
Merge when ready: forklift merge 1673

_{change npvttuto}