Use when managing perf baselines, consolidating results, or comparing versions. Ensures one baseline JSON per version.
apm install @composiohq/perf-baseline-manager[](https://apm-p1ls2dz87-atlamors-projects.vercel.app/packages/@composiohq/perf-baseline-manager)---
name: perf-baseline-manager
description: "Use when managing perf baselines, consolidating results, or comparing versions. Ensures one baseline JSON per version."
version: 1.0.0
---
# perf-baseline-manager
Manage baseline storage and comparison.
Follow `docs/perf-requirements.md` as the canonical contract.
## Required Rules
- One baseline JSON per version.
- Store under `{state-dir}/perf/baselines/<version>.json`.
- Record metrics + environment metadata.
## Output Format
```
baseline_version: <version>
metrics: <summary>
file: <path>
```
## Constraints
- Overwrite older baseline for the same version.
- Do not create multiple files for one version.