Develop labeling module (#25)

* refactor: remove db table management from LS adapter (mv to scripts later); change adapter to use the same MySQL DB as other modules.

* refactor: Rename LS Adapter module to datamate-python

runtime/datamate-python/app/models/operator/operator.py

@@ -0,0 +1,24 @@
+from sqlalchemy import Column, String, Text, Boolean, TIMESTAMP
+from sqlalchemy.sql import func
+from app.db.database import Base
+
+class Operator(Base):
+    """算子模型"""
+    
+    __tablename__ = "t_operator"
+    
+    id = Column(String(64), primary_key=True, comment="算子ID")
+    name = Column(String(64), nullable=True, comment="算子名称")
+    description = Column(String(256), nullable=True, comment="算子描述")
+    version = Column(String(256), nullable=True, comment="版本")
+    inputs = Column(String(256), nullable=True, comment="输入类型")
+    outputs = Column(String(256), nullable=True, comment="输出类型")
+    runtime = Column(Text, nullable=True, comment="运行时信息")
+    settings = Column(Text, nullable=True, comment="配置信息")
+    file_name = Column(Text, nullable=True, comment="文件名")
+    is_star = Column(Boolean, nullable=True, comment="是否收藏")
+    created_at = Column(TIMESTAMP, server_default=func.current_timestamp(), comment="创建时间")
+    updated_at = Column(TIMESTAMP, server_default=func.current_timestamp(), onupdate=func.current_timestamp(), comment="更新时间")
+    
+    def __repr__(self):
+        return f"<Operator(id={self.id}, name={self.name}, version={self.version})>"