v0.4.0

What's Changed

• bench: load-test harness, runner script, and v0.3.0 baseline by @tas50 in #52
• perf: speed up cold and warm search scans by @tas50 in #53
• docs: replace status table with a Why cinc-zero section by @tas50 in #54
• perf: stream object-list responses instead of map + reflection by @tas50 in #55
• perf: generate bootstrap RSA keys in parallel by @tas50 in #56
• perf: warm the serving path at startup to cut cold first-request latency by @tas50 in #57

Full Changelog: v0.3.0...v0.4.0