feat: 重构任务调度系统和工作流节点管理

- 重构任务调度系统，将定时任务改为调度器监控，优化状态管理和日志记录
- 重构工作流节点模型，简化分类并增加执行相关字段
- 优化工作流执行逻辑，移除对开始/结束节点的强制要求
- 前端新增终端组件和工作流节点操作按钮优化
- 移除无用代码和文件，清理后端任务调度相关代码
- 更新系统菜单结构，调整任务管理相关权限和名称

backend/app/plugin/module_task/job/model.py

@@ -1,86 +1,35 @@
-from sqlalchemy import Boolean, ForeignKey, Integer, String, Text
-from sqlalchemy.orm import Mapped, mapped_column, relationship
+import enum
 
-from app.core.base_model import ModelMixin, UserMixin
+from sqlalchemy import String, Text
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.core.base_model import ModelMixin
 
 
-class JobModel(ModelMixin, UserMixin):
+class JobStatusEnum(enum.Enum):
+    """执行状态枚举"""
+
+    PENDING = "pending"
+    RUNNING = "running"
+    SUCCESS = "success"
+    FAILED = "failed"
+    TIMEOUT = "timeout"
+    CANCELLED = "cancelled"
+
+
+class JobModel(ModelMixin):
     """
-    定时任务调度表
-    - 0: 运行中
-    - 1: 暂停中
+    任务执行日志表
     """
 
     __tablename__: str = "task_job"
-    __table_args__: dict[str, str] = {"comment": "定时任务调度表"}
-    __loader_options__: list[str] = ["job_logs", "created_by", "updated_by"]
+    __table_args__: dict[str, str] = {"comment": "任务执行日志表"}
 
-    name: Mapped[str | None] = mapped_column(
-        String(64), nullable=True, default="", comment="任务名称"
-    )
-    jobstore: Mapped[str | None] = mapped_column(
-        String(64), nullable=True, default="default", comment="存储器"
-    )
-    executor: Mapped[str | None] = mapped_column(
-        String(64), nullable=True, default="default", comment="执行器"
-    )
-    trigger: Mapped[str] = mapped_column(String(64), nullable=False, comment="触发器")
-    trigger_args: Mapped[str | None] = mapped_column(Text, nullable=True, comment="触发器参数")
-    func: Mapped[str] = mapped_column(Text, nullable=False, comment="任务函数")
-    args: Mapped[str | None] = mapped_column(Text, nullable=True, comment="位置参数")
-    kwargs: Mapped[str | None] = mapped_column(Text, nullable=True, comment="关键字参数")
-    coalesce: Mapped[bool] = mapped_column(
-        Boolean,
-        nullable=True,
-        default=False,
-        comment="是否合并运行",
-    )
-    max_instances: Mapped[int] = mapped_column(
-        Integer, nullable=True, default=1, comment="最大实例数"
-    )
-    start_date: Mapped[str | None] = mapped_column(String(64), nullable=True, comment="开始时间")
-    end_date: Mapped[str | None] = mapped_column(String(64), nullable=True, comment="结束时间")
-
-    # 关联关系
-    job_logs: Mapped[list["JobLogModel"] | None] = relationship(
-        back_populates="job", lazy="selectin"
-    )
-
-
-class JobLogModel(ModelMixin):
-    """
-    定时任务调度日志表
-    """
-
-    __tablename__: str = "task_job_log"
-    __table_args__: dict[str, str] = {"comment": "定时任务调度日志表"}
-    __loader_options__: list[str] = ["job"]
-
-    job_name: Mapped[str] = mapped_column(String(64), nullable=False, comment="任务名称")
-    job_group: Mapped[str] = mapped_column(String(64), nullable=False, comment="任务组名")
-    job_executor: Mapped[str] = mapped_column(String(64), nullable=False, comment="任务执行器")
-    invoke_target: Mapped[str] = mapped_column(
-        String(500), nullable=False, comment="调用目标字符串"
-    )
-    job_args: Mapped[str | None] = mapped_column(
-        String(255), nullable=True, default="", comment="位置参数"
-    )
-    job_kwargs: Mapped[str | None] = mapped_column(
-        String(255), nullable=True, default="", comment="关键字参数"
-    )
-    job_trigger: Mapped[str | None] = mapped_column(
-        String(255), nullable=True, default="", comment="任务触发器"
-    )
-    job_message: Mapped[str | None] = mapped_column(
-        String(500), nullable=True, default="", comment="日志信息"
-    )
-    exception_info: Mapped[str | None] = mapped_column(
-        String(2000), nullable=True, default="", comment="异常信息"
-    )
-
-    # 任务关联
-    job_id: Mapped[int | None] = mapped_column(
-        ForeignKey("task_job.id", ondelete="CASCADE"), nullable=True, index=True, comment="任务ID"
-    )
-
-    job: Mapped["JobModel | None"] = relationship(back_populates="job_logs", lazy="selectin")
+    job_id: Mapped[str] = mapped_column(String(64), nullable=False, index=True, comment="任务ID")
+    job_name: Mapped[str | None] = mapped_column(String(128), nullable=True, comment="任务名称")
+    trigger_type: Mapped[str | None] = mapped_column(String(32), nullable=True, comment="触发方式: cron/interval/date/manual")
+    status: Mapped[str] = mapped_column(String(16), nullable=False, default=JobStatusEnum.PENDING.value, comment="执行状态")
+    next_run_time: Mapped[str | None] = mapped_column(String(64), nullable=True, comment="下次执行时间")
+    job_state: Mapped[str | None] = mapped_column(Text, nullable=True, comment="任务状态信息")
+    result: Mapped[str | None] = mapped_column(Text, nullable=True, comment="执行结果")
+    error: Mapped[str | None] = mapped_column(Text, nullable=True, comment="错误信息")