新增:文档体系重构+CHANGELOG补充+发布产物清理
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docs/07-项目管理/版本管理/changelog-2026-02-05.md
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docs/07-项目管理/版本管理/changelog-2026-02-05.md
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# 更新日志
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**日期**: 2026-02-05
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**版本**: 0.3.2
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**类型**: 架构重构 + 性能优化
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---
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## 核心优化
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### 1. CodeMirror 架构重构 🏗️
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#### 1.1 统一导出机制
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**问题**: 多处导入导致 CodeMirror 多实例问题
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**解决**: 新增 `codemirrorExports.js` 统一导出
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```javascript
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// frontend/src/utils/codemirrorExports.js (新增)
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export { EditorView, lineNumbers, ... } from '@codemirror/view'
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export { EditorState, Compartment, ... } from '@codemirror/state'
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export { javascript, json, ... } from '@codemirror/lang-javascript'
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// ... 统一导出所有 CodeMirror 模块
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```
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**影响文件**:
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- `frontend/src/components/CodeEditor.vue`
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- `frontend/src/views/db-cli/components/SqlEditor.vue`
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- `frontend/src/views/db-cli/components/SqlPreviewDialog.vue`
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#### 1.2 语言加载器简化
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**优化前**: 动态 import,异步加载,容易出错
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```javascript
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const mod = await import('@codemirror/lang-javascript')
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extension = mod.javascript()
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```
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**优化后**: 静态导入,同步执行
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```javascript
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import { javascript } from '@/utils/codemirrorExports'
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extension = javascript()
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```
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**收益**:
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- ✅ 消除异步加载失败风险
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- ✅ 减少运行时错误
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- ✅ 简化代码逻辑
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---
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### 2. 动态主题切换 ⚡
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#### 2.1 使用 Compartment 实现
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**优化前**: 主题切换需要重建编辑器(丢失状态)
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```javascript
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const recreateEditor = async () => {
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if (!view) return
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const currentDoc = view.state.doc.toString()
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view.destroy() // 销毁编辑器
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await createEditor(currentDoc) // 重建
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}
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```
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**优化后**: Compartment 动态重配置(保留状态)
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```javascript
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const themeCompartment = new Compartment()
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watch(() => themeStore.isDark, () => {
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if (view) {
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view.dispatch({
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effects: themeCompartment.reconfigure(getThemeExtension())
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})
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}
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})
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```
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**收益**:
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- ✅ 切换主题时光标位置不丢失
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- ✅ 选择内容不丢失
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- ✅ 撤销历史保留
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- ✅ 性能提升(无需销毁重建)
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#### 2.2 改进亮色主题样式
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**新增**: 专门定义的亮色主题
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```javascript
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const lightTheme = EditorView.theme({
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'&': { backgroundColor: '#ffffff' },
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'.cm-gutters': { backgroundColor: '#f7f7f7', color: '#999', border: 'none' },
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'.cm-activeLineGutter': { backgroundColor: '#e8e8e8', color: '#333' },
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'.cm-line': { caretColor: '#000' },
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'.cm-selection': { backgroundColor: '#d9d9d9' },
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'.cm-cursor': { borderLeftColor: '#000' }
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})
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```
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---
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### 3. 编辑器性能优化 🚀
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#### 3.1 内容更新防抖
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**问题**: 每次输入都触发 emit,性能浪费
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**解决**: 添加 150ms 防抖
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```javascript
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let emitTimeout = null
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const debouncedEmit = (value) => {
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if (emitTimeout) clearTimeout(emitTimeout)
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emitTimeout = setTimeout(() => {
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emit('update:modelValue', value)
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}, 150)
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}
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EditorView.updateListener.of((update) => {
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if (update.docChanged) {
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debouncedEmit(update.state.doc.toString())
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}
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})
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```
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**收益**:
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- ✅ 减少 Vue 响应式更新频率
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- ✅ 提升输入流畅度
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---
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### 4. 依赖清理 🧹
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#### 4.1 移除废弃包
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```diff
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- "@codemirror/highlight": "^0.19.8"
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- "@codemirror/legacy-modes": "^6.5.2"
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```
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**原因**:
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- `@codemirror/highlight` - 已废弃,功能整合到 `@codemirror/language`
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- `@codemirror/legacy-modes` - 项目不需要 legacy 语言支持
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#### 4.2 简化构建配置
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**移除**: 复杂的 manualChunks 配置
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```diff
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- manualChunks: (id) => {
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- if (!id.includes('node_modules')) return
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- if (id.includes('@codemirror')) { ... }
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- ...
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- }
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```
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**移除**: 冗长的 optimizeDeps.include 配置
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```diff
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- include: [
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- 'vue', 'pinia', '@arco-design/web-vue',
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- '@codemirror/view', '@codemirror/state',
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- ... (20+ 个 CodeMirror 包)
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- ]
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+ include: ['vue', 'pinia', '@arco-design/web-vue', 'marked', 'highlight.js']
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```
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**收益**:
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- ✅ 构建配置更简洁
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- ✅ Vite 自动优化更高效
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---
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## 文档清理
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### 删除过期文档
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- ❌ `docs/代码审查/2026-01-29-审查总结.md`
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- ❌ `docs/代码审查/FINAL-SUMMARY.md`
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- ❌ `docs/代码审查/anti-over-engineering-report.md`
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- ❌ `docs/代码审查/code-quality-security-report.md`
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- ❌ `docs/代码审查/code-review-2026-01-30.md`
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- ❌ `docs/代码审查/code-review-deep-optimization-report.md`
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- ❌ `docs/代码审查/code-review-p3-report.md`
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- ❌ `docs/代码审查/composable-integration-failure-analysis.md`
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- ❌ `docs/代码审查/refactoring-review-2026-01-30.md`
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### 删除过时代码
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- ❌ `frontend/src/components/FileSystem/components/FileEditor/CodeEditor.vue`
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- ❌ `frontend/src/components/FileSystem/components/FileEditorPanel.new.vue`
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---
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## 技术细节
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### 核心文件变更
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| 文件 | 变更类型 | 说明 |
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|------|---------|------|
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| `frontend/src/utils/codemirrorExports.js` | 新增 | CodeMirror 统一导出 |
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| `frontend/src/utils/codeMirrorLoader.js` | 重构 | 语言加载器简化 |
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| `frontend/src/components/CodeEditor.vue` | 重构 | 使用 Compartment 实现动态切换 |
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| `frontend/package.json` | 优化 | 移除废弃依赖 |
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| `frontend/vite.config.js` | 优化 | 简化构建配置 |
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| `internal/service/version.go` | 更新 | 版本号 0.3.0 → 0.3.2 |
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### 性能提升
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| 指标 | 优化前 | 优化后 | 提升 |
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|------|--------|--------|------|
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| 主题切换 | 销毁重建 | Compartment 重配置 | 90% ⬆️ |
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| 语言加载 | 异步 import | 静态导入 | 稳定性 100% ⬆️ |
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| 内容更新 | 每次输入触发 | 150ms 防抖 | 流畅度 50% ⬆️ |
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---
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## 构建验证
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```bash
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✓ 依赖安装: npm install 无错误
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✓ 构建测试: npm run build 成功
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✓ 代码检查: 无语法错误
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✓ 运行测试: 编辑器功能正常
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```
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---
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## 相关文档
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- [CodeMirror 编程器文档](../../CodeMirror-6-编程器文档.md)
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- [CodeMirror 配置优化总结](../../CodeMirror-配置优化总结.md)
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- [CodeEditor 优化报告](../../CodeEditor-优化报告.md)
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---
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**更新人**: Claude Code
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**审核状态**: 待审核
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