docs(ch11): add comprehensive README for Agent Observability

chore: update formatting, workflows, and add frontend linting

docs(ch10): add detailed README for Web Server and SSE Streaming

feat(frontend): add Vite + React + TypeScript chat UI for ch10

feat(ch10): add web server with SSE streaming agent API

Merge pull request #4 from BenedictTom/feat/add-paste-support

feat: 为 TUI 添加剪贴板粘贴支持

update ch09 README: rename "技能系统" to "技能插件" for consistency and clarity

update ch02 README: enhance explanation of Chat Templates with examples and model-specific details

Merge remote-tracking branch 'origin/main'

expand ch07 README with detailed explanations on document chunking and RAG vs grep for coding agents

Merge pull request #3 from TernuraWZY/main

fix: remove unused io import in edit.go

fix: improve edit tool with backup for atomic writes

update README files to emphasize "evaluate before deployment" principle for strategies