初始提交：企业级日报系统完整代码

功能特性：
-  JWT用户认证系统
-  日报CRUD管理
-  三级权限控制
-  多维度搜索过滤
-  统计分析功能
-  评论互动系统
-  响应式Cool Admin界面
-  暗色主题支持

 技术栈：
- 后端：Django 4.2.7 + DRF + SimpleJWT
- 前端：Vue 3 + Element Plus + Pinia
- 数据库：SQLite/PostgreSQL
- 部署：Docker + Nginx

 包含内容：
- 完整的后端API代码
- 现代化前端界面
- 数据库迁移文件
- 部署脚本和文档
- 演示页面和测试工具

frontend/src/stores/app.js

@@ -0,0 +1,152 @@
+import { defineStore } from 'pinia'
+
+export const useAppStore = defineStore('app', {
+  state: () => ({
+    // 侧边栏
+    sidebar: {
+      opened: true,
+      withoutAnimation: false
+    },
+    
+    // 设备类型
+    device: 'desktop',
+    
+    // 主题
+    theme: 'light',
+    
+    // 加载状态
+    loading: false,
+    
+    // 页面标题
+    title: '企业级日报系统',
+    
+    // 标签页
+    visitedViews: [],
+    cachedViews: []
+  }),
+  
+  getters: {
+    sidebarOpened: (state) => state.sidebar.opened,
+    isMobile: (state) => state.device === 'mobile',
+    isDark: (state) => state.theme === 'dark'
+  },
+  
+  actions: {
+    // 切换侧边栏
+    toggleSidebar() {
+      this.sidebar.opened = !this.sidebar.opened
+      this.sidebar.withoutAnimation = false
+    },
+    
+    // 关闭侧边栏
+    closeSidebar(withoutAnimation = false) {
+      this.sidebar.opened = false
+      this.sidebar.withoutAnimation = withoutAnimation
+    },
+    
+    // 设置设备类型
+    setDevice(device) {
+      this.device = device
+    },
+    
+    // 切换主题
+    toggleTheme() {
+      this.theme = this.theme === 'light' ? 'dark' : 'light'
+      this.updateTheme()
+    },
+    
+    // 设置主题
+    setTheme(theme) {
+      this.theme = theme
+      this.updateTheme()
+    },
+    
+    // 更新主题
+    updateTheme() {
+      const html = document.documentElement
+      if (this.theme === 'dark') {
+        html.classList.add('dark')
+      } else {
+        html.classList.remove('dark')
+      }
+      localStorage.setItem('theme', this.theme)
+    },
+    
+    // 初始化主题
+    initTheme() {
+      const savedTheme = localStorage.getItem('theme')
+      if (savedTheme) {
+        this.setTheme(savedTheme)
+      } else {
+        // 检查系统主题偏好
+        const prefersDark = window.matchMedia('(prefers-color-scheme: dark)').matches
+        this.setTheme(prefersDark ? 'dark' : 'light')
+      }
+    },
+    
+    // 设置加载状态
+    setLoading(loading) {
+      this.loading = loading
+    },
+    
+    // 设置页面标题
+    setTitle(title) {
+      this.title = title
+      document.title = title
+    },
+    
+    // 添加访问过的视图
+    addVisitedView(view) {
+      if (this.visitedViews.some(v => v.path === view.path)) return
+      this.visitedViews.push({
+        name: view.name,
+        path: view.path,
+        title: view.meta?.title || view.name
+      })
+    },
+    
+    // 删除访问过的视图
+    delVisitedView(view) {
+      const index = this.visitedViews.findIndex(v => v.path === view.path)
+      if (index > -1) {
+        this.visitedViews.splice(index, 1)
+      }
+    },
+    
+    // 删除其他访问过的视图
+    delOthersVisitedViews(view) {
+      this.visitedViews = this.visitedViews.filter(v => v.path === view.path)
+    },
+    
+    // 删除所有访问过的视图
+    delAllVisitedViews() {
+      this.visitedViews = []
+    },
+    
+    // 添加缓存视图
+    addCachedView(view) {
+      if (this.cachedViews.includes(view.name)) return
+      if (!view.meta?.noCache) {
+        this.cachedViews.push(view.name)
+      }
+    },
+    
+    // 删除缓存视图
+    delCachedView(view) {
+      const index = this.cachedViews.indexOf(view.name)
+      if (index > -1) {
+        this.cachedViews.splice(index, 1)
+      }
+    },
+    
+    // 删除其他缓存视图
+    delOthersCachedViews(view) {
+      this.cachedViews = this.cachedViews.filter(name => name === view.name)
+    },
+    
+    // 删除所有缓存视图
+    delAllCachedViews() {
+      this.cachedViews = []
+    }
+  }
+})