dongsheng123132/dsh-cache-stabilizer
针对DeepSeek Harness的缓存前缀稳定性与基于证据的缓存指标
项目介绍Project Overview
dsh-cache-stabilizer 是 MIT 许可的 DSH 插件,通过把默认 persona 中的工作目录移到运行时上下文快照,并规范化工具 schema 的对象键顺序,提升 DeepSeek 提示缓存前缀复用概率;另提供仅人工可用的 /cache 查看缓存读取、未缓存输入和缓存写入 token。适合多项目会话想稳定缓存命中时使用;它不伪造命中,也不处理自定义 persona 中的 cwd 表述,缓存仍由服务商按精确前缀控制。
dsh-cache-stabilizer is an MIT-licensed DSH plugin that improves provider prompt-cache reuse by moving the working directory out of the default persona sentence into the runtime-context snapshot and canonicalizing object-key order in tool schemas. It also adds the human-only /cache command to report cache-read, uncached-input, and cache-write tokens. Use it when working across projects and wanting stable cache prefixes. It does not fabricate hits; provider caching still depends on exact prefix matching.
请帮我了解并安装插件:【dsh-cache-stabilizer】【https://github.com/dongsheng123132/dsh-cache-stabilizer】
把上面这条消息直接发给当前会话里的 DSH,让它帮你了解并安装。安装命令不一定准确,发给 DSH 更稳。Send this message to DSH in your current session. CLI install commands may not be accurate across systems — DSH will figure it out for you.
或使用命令行安装(适合开发者)Or use CLI install (for developers)
命令行安装CLI Install
dsh plugin --profile web add dsh-cache-stabilizer
把 dongsheng123132/dsh-cache-stabilizer 加入你的 DSH 配置(web profile)即可启用。
READMEREADME
dsh-cache-stabilizer
An MIT-licensed DeepSeek Harness plugin that improves the chance of provider prompt-cache reuse without hiding stale state.
It makes two semantics-preserving changes:
- Moves the working directory out of DSH's known default persona sentence and into the runtime-context snapshot. Different projects can then share the same system-prompt prefix while each request still receives the correct
cwd. - Canonicalizes object-key order inside tool schemas. Tool order itself is already deterministic in DSH.
It also adds /cache, a human-only command that reports the provider's durable cacheReadTokens, uncached inputTokens, and cache-write tokens. It never invents a cache hit.
Install
dsh plugin --profile web add dsh-cache-stabilizer
Restart DSH, send a few messages, then enter /cache in a command-capable client.
For a custom profile, replace web with its profile name. To disable either optimization in a profile patch:
- id: dsh-cache-stabilizer
config:
relocateCwd: false
canonicalizeTools: false
Safety boundary
Only the exact sentence used by DSH's standard/headless coding persona is relocated. A custom persona that mentions {{cwd}} in another form is left unchanged because blindly moving arbitrary prose can change meaning. The plugin does not freeze tool catalogs, reuse stale context, proxy model responses, or implement a second cache.
DeepSeek's provider cache is automatic and depends on an exact prefix match from token zero. Storage and eviction remain provider-controlled.
Development
npm test
npm run check
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