feat(deploy): 添加一键部署和更新脚本

添加交互式安装脚本 install.js 和一键更新脚本 update.js
更新部署文档和 README 以支持新功能
优化数据库初始化流程和系统设置默认值

update.js

@@ -0,0 +1,143 @@
+#!/usr/bin/env node
+
+/**
+ * IDC设备管理系统 - 一键更新脚本
+ * 功能：拉取最新代码 → 安装依赖 → 重建前端 → 重启服务
+ */
+
+const { execSync } = require('child_process');
+const fs = require('fs');
+const path = require('path');
+
+// 颜色输出
+const colors = {
+  reset: '\x1b[0m',
+  bright: '\x1b[1m',
+  green: '\x1b[32m',
+  yellow: '\x1b[33m',
+  red: '\x1b[31m',
+  cyan: '\x1b[36m',
+  gray: '\x1b[90m'
+};
+
+const log = {
+  info: (msg) => console.log(`${colors.cyan}ℹ${colors.reset} ${msg}`),
+  success: (msg) => console.log(`${colors.green}✓${colors.reset} ${msg}`),
+  warning: (msg) => console.log(`${colors.yellow}⚠${colors.reset} ${msg}`),
+  error: (msg) => console.log(`${colors.red}✗${colors.reset} ${msg}`),
+  step: (msg) => console.log(`\n${colors.bright}${colors.cyan}▶ ${msg}${colors.reset}`),
+  divider: () => console.log(`${colors.gray}${'─'.repeat(60)}${colors.reset}`)
+};
+
+function runCommand(command, options = {}) {
+  try {
+    const result = execSync(command, {
+      encoding: 'utf8',
+      stdio: options.silent ? 'pipe' : 'inherit',
+      cwd: options.cwd || process.cwd(),
+      shell: true
+    });
+    return { success: true, output: result };
+  } catch (error) {
+    return { success: false, error: error.message };
+  }
+}
+
+async function main() {
+  console.log(`
+${colors.bright}${colors.cyan}
+╔══════════════════════════════════════════════════════════╗
+║     IDC设备管理系统 - 一键更新脚本                          ║
+║     One-Click Update Script                               ║
+╚══════════════════════════════════════════════════════════╝
+${colors.reset}`);
+
+  try {
+    // 1. 备份数据库
+    log.step('1. 备份数据');
+    const envPath = path.join(__dirname, 'backend', '.env');
+    if (fs.existsSync(envPath)) {
+      const envContent = fs.readFileSync(envPath, 'utf8');
+      const dbTypeMatch = envContent.match(/DB_TYPE=(\w+)/);
+      const dbType = dbTypeMatch ? dbTypeMatch[1] : 'sqlite';
+
+      if (dbType === 'sqlite') {
+        const dbPath = path.join(__dirname, 'backend', 'idc_management.db');
+        const backupDir = path.join(__dirname, 'backup');
+        if (!fs.existsSync(backupDir)) {
+          fs.mkdirSync(backupDir, { recursive: true });
+        }
+        const backupPath = path.join(backupDir, `database_${Date.now()}.db`);
+        if (fs.existsSync(dbPath)) {
+          fs.copyFileSync(dbPath, backupPath);
+          log.success(`数据库已备份: ${backupPath}`);
+        }
+      } else {
+        log.warning('MySQL数据库请手动备份');
+        console.log(`  ${colors.gray}mysqldump -u username -p idc_management > backup_${Date.now()}.sql${colors.reset}`);
+      }
+    }
+
+    // 2. 拉取最新代码
+    log.step('2. 拉取最新代码');
+    const gitResult = runCommand('git pull');
+    if (gitResult.success) {
+      log.success('代码更新完成');
+    } else {
+      log.warning('代码拉取失败或不是git仓库，跳过');
+    }
+
+    // 3. 更新后端依赖
+    log.step('3. 更新后端依赖');
+    const backendResult = runCommand('npm install', { cwd: path.join(__dirname, 'backend') });
+    if (backendResult.success) {
+      log.success('后端依赖更新完成');
+    } else {
+      log.error('后端依赖更新失败');
+    }
+
+    // 4. 更新前端依赖并构建
+    log.step('4. 更新前端依赖并构建');
+    const frontendInstall = runCommand('npm install', { cwd: path.join(__dirname, 'frontend') });
+    if (frontendInstall.success) {
+      log.success('前端依赖更新完成');
+
+      const frontendBuild = runCommand('npm run build', { cwd: path.join(__dirname, 'frontend') });
+      if (frontendBuild.success) {
+        log.success('前端构建完成');
+      } else {
+        log.error('前端构建失败');
+      }
+    } else {
+      log.error('前端依赖更新失败');
+    }
+
+    // 5. 重启服务
+    log.step('5. 重启服务');
+    const restartResult = runCommand('pm2 restart idc-backend');
+    if (restartResult.success) {
+      log.success('后端服务已重启');
+    } else {
+      log.error('后端服务重启失败，请手动执行: pm2 restart idc-backend');
+    }
+
+    // 检查是否有前端PM2服务
+    const frontendRestart = runCommand('pm2 restart idc-frontend 2>nul || echo "frontend not found"', { silent: true });
+    if (frontendRestart.success && !frontendRestart.output.includes('frontend not found')) {
+      log.success('前端服务已重启');
+    }
+
+    log.divider();
+    log.success('更新完成！');
+    console.log(`\n${colors.cyan}访问地址:${colors.reset}`);
+    console.log(`  后端API: http://localhost:8000/api`);
+    console.log(`  前端页面: http://localhost`);
+
+  } catch (error) {
+    log.error(`更新失败: ${error.message}`);
+    console.error(error);
+    process.exit(1);
+  }
+}
+
+main();