add action templates

app/schemas/download.py

@@ -0,0 +1,12 @@
+from typing import Optional
+
+from pydantic import BaseModel, Field
+
+
+class DownloadTask(BaseModel):
+    """
+     下载任务
+    """
+    download_id: Optional[str] = Field(None, description="任务ID")
+    downloader: Optional[str] = Field(None, description="下载器")
+    completed: Optional[bool] = Field(False, description="是否完成")