Individual skill
content-hash-cache-pattern
使用SHA-256内容哈希缓存昂贵的文件处理结果——路径无关、自动失效、服务层分离。
docs/zh-CN/skills/content-hash-cache-pattern/SKILL.md
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# 内容哈希文件缓存模式
使用 SHA-256 内容哈希作为缓存键，缓存昂贵的文件处理结果（PDF 解析、文本提取、图像分析）。与基于路径的缓存不同，此方法在文件移动/重命名后仍然有效，并在内容更改时自动失效。
## 何时激活
* 构建文件处理管道时（PDF、图像、文本提取）
* 处理成本高且同一文件被重复处理时
* 需要一个 `--cache/--no-cache` CLI 选项时
* 希望在不修改现有纯函数的情况下为其添加缓存时
## 核心模式
### 1. 基于内容哈希的缓存键