feat: 实现ID生成器并重构模型ID生成逻辑

refactor: 统一ID生成方式，使用新的idGenerator模块
refactor: 重构模型ID生成逻辑，允许空ID并在创建前自动生成
fix(roomSchema): 使机房ID字段变为可选并更新前端表单验证
style: 格式化代码并优化导入语句
test: 添加操作日志集成测试文件
docs: 添加错误处理模块文档

backend/scripts/migrate-cable-fields.js

@@ -33,9 +33,13 @@ async function migrateCableFields() {
     for (const column of newColumns) {
       if (!existingColumns.includes(column.name)) {
         if (dbDialect === 'sqlite') {
-          await sequelize.query(`ALTER TABLE ${tableName} ADD COLUMN ${column.name} ${column.type}`);
+          await sequelize.query(
+            `ALTER TABLE ${tableName} ADD COLUMN ${column.name} ${column.type}`
+          );
         } else {
-          await sequelize.query(`ALTER TABLE ${tableName} ADD COLUMN ${column.name} ${column.type}`);
+          await sequelize.query(
+            `ALTER TABLE ${tableName} ADD COLUMN ${column.name} ${column.type}`
+          );
         }
         console.log(`  ✓ 添加字段: ${column.name}`);
       } else {
@@ -62,4 +66,4 @@ if (require.main === module) {
     });
 }
 
-module.exports = { migrateCableFields };
+module.exports = { migrateCableFields };