完成后端配置，用于部署

backend/schemas.py

@@ -0,0 +1,23 @@
+from pydantic import BaseModel
+from typing import List, Optional
+
+class RegisterRequest(BaseModel):
+    url: str
+
+class PendingRequest(BaseModel):
+    task_id: int
+    limit: Optional[int] = 10
+
+class AddUrlsRequest(BaseModel):
+    task_id: int
+    urls: List[str]
+
+class CrawlResult(BaseModel):
+    url: str
+    title: Optional[str] = None
+    content: Optional[str] = None
+    embedding: Optional[List[float]] = None
+
+class SaveResultsRequest(BaseModel):
+    task_id: int
+    results: List[CrawlResult]