直接新建后端把所有逻辑做完了

backend/config.py

@@ -8,9 +8,19 @@ class Settings:
     DB_PORT: str = "25432"
     DB_NAME: str = "wiki_crawler"
 
-    @property
+    DASHSCOPE_API_KEY: str = "sk-8b091493de594c5e9eb42f12f1cc5805"
+    FIRECRAWL_API_KEY: str = "fc-8a2af3fb6a014a27a57dfbc728cb7365"
+    @property # property 方法，意义：将方法转换为属性，调用时不需要加括号
     def DATABASE_URL(self) -> str:
         url = f"postgresql+psycopg2://{self.DB_USER}:{self.DB_PASS}@{self.DB_HOST}:{self.DB_PORT}/{self.DB_NAME}"
         return url
+    
+    def API_KEY(self, type: str) -> str:
+        if type == "dashscope":
+            return self.DASHSCOPE_API_KEY
+        elif type == "firecrawl":
+            return self.FIRECRAWL_API_KEY
+        else:
+            raise ValueError(f"Unknown API type: {type}")
 
 settings = Settings()