stream #

Zig port of Jetstream v2. docs/semantic-parity.md records what is proved against the pinned upstream version.

• For port behavior changes, follow .agents/skills/upstream-first/SKILL.md.
• Run zig fmt --check build.zig build.zig.zon src tools/loadgen/build.zig tools/loadgen/build.zig.zon tools/loadgen/src, zig build test, zig build, and the relevant contract check from just --list.
• Keep deployment and operational claims aligned with docs/ and verified live state.