---
title: Add cache eviction layer
planning_profile: acdd/plan/v1
---

## Plan

```yaml
subtasks:
  - id: design
    writes: [docs/design/cache-eviction.md]
    reads: [src/contracts/cache.py]
    acceptance: design defines LRU semantics, triggers, and observability
    dependsOn: []
```

## Inputs

```yaml
paths:
  - {type: structure, path: docs/design/cache-eviction.md}
  - {type: structure, path: src/contracts/cache.py}
```

## Evidence

## Receipts

| gate | status | evidence | fingerprint | recordedAt |
| --- | --- | --- | --- | --- |
| design/v1 | pending | pending | pending | pending |
| decompose/v1 | pending | pending | pending | pending |
| review/v1 | pending | pending | pending | pending |
