AgentX v1.0.0

Final set of Breaking Changes to AgentX v1.0 Harness

Thank you @cquil11 and team for the hard work!

What's Changed

• feat(agentic): add deterministic warmup request budgets by @cquil11 in #27
• fix(agentic): make per-lane warmup additive to primers by @cquil11 in #28
• docs(agentic): clarify additive warmup budget by @cquil11 in #30
• fix(records): abort live on failed request threshold by @cquil11 in #32
• fix(errors): clarify server-triggered aborts by @cquil11 in #33
• fix(agentx): preserve trace timing and joins by @cquil11 in #31

Full Changelog: https://github.com/SemiAnalysisAI/aiperf/commits/agentx-v1.0.0