feat: 支持 deepseek 的模型

pkg/provider/modelmgr/apis/deepseekchatcmpl.py

@@ -0,0 +1,15 @@
+from __future__ import annotations
+
+from ....core import app
+
+from . import chatcmpl
+from .. import api
+
+
+@api.requester_class("deepseek-chat-completions")
+class DeepseekChatCompletions(chatcmpl.OpenAIChatCompletions):
+    """Deepseek ChatCompletion API 请求器"""
+
+    def __init__(self, ap: app.Application):
+        self.requester_cfg = ap.provider_cfg.data['requester']['deepseek-chat-completions']
+        self.ap = ap