feat: add lyric music to romanji tool

app/core/deepseek_client.py

@@ -1,38 +1,39 @@
-# app/services/openai_service.py
-import openai
 import os
-from openai import OpenAI
-from openai import OpenAIError
+import anyio
+from openai import OpenAI, OpenAIError
 from app.core.config import DEEPSEEK_API_BASE, DEEPSEEK_MODEL, DEEPSEEK_API_KEY
 
 # Ensure the API key is properly set
 if not DEEPSEEK_API_KEY:
     raise ValueError("DEEPSEEK_API_KEY is not set in environment variables")
 
-# Initialize the client with proper configuration
+# Initialize the client
 client = OpenAI(
     api_key=DEEPSEEK_API_KEY,
     base_url=DEEPSEEK_API_BASE
 )
 
-async def chat_with_openai(messages: list):
+async def chat_with_openai(messages: list[dict[str, str]]) -> str:
     if not messages:
         raise ValueError("Messages list cannot be empty")
 
     try:
-        response = client.chat.completions.create(
-            model=DEEPSEEK_MODEL,
-            messages=messages,
-            max_tokens=1000,
-            temperature=0.7,
-            stream=False
+        # Run sync client in a thread (non-blocking for FastAPI)
+        response = await anyio.to_thread.run_sync(
+            lambda: client.chat.completions.create(
+                model=DEEPSEEK_MODEL,
+                messages=messages,
+                max_tokens=1000,
+                temperature=0.7,
+                stream=False
+            )
         )
-        
+
         if not response.choices or not response.choices[0].message.content:
             return "No response content from the model"
-            
-        return response.choices[0].message.content
-        
+
+        return response.choices[0].message.content.strip()
+
     except OpenAIError as e:
         error_msg = f"DeepSeek API Error: {str(e)}"
         print(error_msg)