完成任务16：编写 04_长期发展/环境保护.md

active_skills/self-improving-agent/templates/correction-template.md

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+# Correction Template
+
+## Issue Summary
+
+## Previous Guidance
+
+## Corrected Guidance
+
+## Root Cause
+
+## Follow-up Actions

active_skills/self-improving-agent/templates/pattern-template.md

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+# Pattern Template
+
+## Pattern Name
+
+## Context
+- Source skill:
+- Situation:
+
+## Guidance
+
+## Examples
+
+## Confidence
+- Initial confidence:
+- Validation notes:

active_skills/self-improving-agent/templates/validation-template.md

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+# Validation Template
+
+## Date
+
+## Scope
+
+## Checks
+- [ ] Examples compile or run
+- [ ] Guidance matches current repo conventions
+- [ ] External references still valid
+
+## Findings
+
+## Actions