feat: 新增电工APP端与定时任务管理功能

- 新增电工APP独立鉴权中间件与登录注册接口
- 新增定时任务管理模块，支持任务配置、执行日志与手动触发
- 新增运维费定价与电工派单成本价目管理
- 新增电工资质证照管理与到期提醒定时任务
- 完善数据库实体与DTO校验，优化权限控制

server/src/entity/sys_job.entity.ts

@@ -0,0 +1,105 @@
+import { Column, Model, Table, DataType, CreatedAt, UpdatedAt } from "sequelize-typescript";
+
+@Table({
+	tableName: "sys_job",
+	comment: "定时任务定义与调度配置表",
+	timestamps: true,
+	createdAt: "created_at",
+	updatedAt: "updated_at"
+})
+export default class SysJob extends Model {
+	@Column({
+		type: DataType.BIGINT,
+		autoIncrement: true,
+		primaryKey: true
+	})
+	id!: number;
+
+	@Column({
+		type: DataType.STRING(64),
+		field: "job_key",
+		comment: "任务键(唯一标识)"
+	})
+	jobKey!: string;
+
+	@Column({
+		type: DataType.STRING(64),
+		field: "job_name",
+		comment: "任务名称"
+	})
+	jobName!: string;
+
+	@Column({
+		type: DataType.STRING(64),
+		field: "cron_expression",
+		comment: "cron 表达式"
+	})
+	cronExpression!: string;
+
+	@Column({
+		type: DataType.JSONB,
+		field: "params",
+		comment: "任务参数(JSONB)"
+	})
+	params!: Record<string, any>;
+
+	@Column({
+		type: DataType.SMALLINT,
+		field: "retry_times",
+		comment: "重试次数"
+	})
+	retryTimes!: number;
+
+	@Column({
+		type: DataType.INTEGER,
+		field: "retry_interval",
+		comment: "重试间隔(秒)"
+	})
+	retryInterval!: number;
+
+	@Column({
+		type: DataType.SMALLINT,
+		comment: "状态: 1-启用 0-停用"
+	})
+	status!: number;
+
+	@Column({
+		type: DataType.STRING(255),
+		comment: "备注"
+	})
+	remark!: string | null;
+
+	@Column({
+		type: DataType.DATE,
+		field: "last_run_at",
+		comment: "上次执行时间"
+	})
+	lastRunAt!: Date | null;
+
+	@Column({
+		type: DataType.SMALLINT,
+		field: "last_run_status",
+		comment: "上次执行状态: 1-成功 2-失败 3-跳过"
+	})
+	lastRunStatus!: number | null;
+
+	@Column({
+		type: DataType.INTEGER,
+		field: "last_run_cost_ms",
+		comment: "上次执行耗时(毫秒)"
+	})
+	lastRunCostMs!: number | null;
+
+	@Column({
+		type: DataType.TEXT,
+		field: "last_error",
+		comment: "上次失败原因"
+	})
+	lastError!: string | null;
+
+	@CreatedAt
+	created_at!: Date;
+
+	@UpdatedAt
+	updated_at!: Date;
+}