feat: 初始化黄小瓜AI助手记忆仓库

- 核心配置: IDENTITY, USER, SOUL, AGENTS, TOOLS, HEARTBEAT, MEMORY
- memory/: 每日总结和临时记录
- skills/: 所有已安装技能
- notes/: 语音配置笔记

skills/self-improving-agent/hooks/openclaw/HOOK.md

@@ -0,0 +1,23 @@
+---
+name: self-improvement
+description: "Injects self-improvement reminder during agent bootstrap"
+metadata: {"openclaw":{"emoji":"🧠","events":["agent:bootstrap"]}}
+---
+
+# Self-Improvement Hook
+
+Injects a reminder to evaluate learnings during agent bootstrap.
+
+## What It Does
+
+- Fires on `agent:bootstrap` (before workspace files are injected)
+- Adds a reminder block to check `.learnings/` for relevant entries
+- Prompts the agent to log corrections, errors, and discoveries
+
+## Configuration
+
+No configuration needed. Enable with:
+
+```bash
+openclaw hooks enable self-improvement
+```