Document state artifact accounting in README pages

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

Author: oceanusXXD

README.md

@@ -106,6 +106,8 @@ From one Python repository, `code2skill` can produce:
   - `report.json` for execution metrics, token estimates, and impact summaries
   - `state/analysis-state.json` for incremental CI reuse
 
+When state writing is enabled, both `report.json` and the returned `ScanExecution.output_files` account for `state/analysis-state.json` as an intermediate artifact rather than a final Skill product.
+
 ## The Role Of Skills In A Repository
 
 Skills are the standardized AI-facing expression layer of repository knowledge.

README.zh-CN.md

@@ -105,6 +105,8 @@ Skill 可以表达例如以下信息：
   - `report.json`：执行指标、token 估算和影响摘要
   - `state/analysis-state.json`：供增量 CI 复用的状态快照
 
+当启用 state 写出时，`report.json` 和返回的 `ScanExecution.output_files` 都会把 `state/analysis-state.json` 记作中间工件，而不是最终 Skill 产物。
+
 ## Skill 在仓库中的角色
 
 Skill 是仓库知识面向 AI 的标准化表达层。