fix: 修复ChatTTS音频代理路由和音频播放错误处理

main.py

@@ -4,9 +4,10 @@
 
 import os
 import uvicorn
+import aiohttp
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
-from fastapi.responses import FileResponse
+from fastapi.responses import FileResponse, Response
 from fastapi.staticfiles import StaticFiles
 
 # 导入后端服务
@@ -24,6 +25,32 @@ app.add_middleware(
     allow_headers=["*"],
 )
 
+
+# ChatTTS 音频代理（解决 HTTPS 页面访问 HTTP 资源问题）
+@app.get("/chattts/audio/{filename}")
+async def proxy_chattts_audio(filename: str):
+    """代理 ChatTTS 音频文件"""
+    chattts_url = os.getenv("CHATTTS_URL", "http://192.168.2.5:12002")
+    
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{chattts_url}/audio/{filename}",
+                timeout=aiohttp.ClientTimeout(total=30)
+            ) as resp:
+                if resp.status != 200:
+                    return Response(content=b'{"detail":"Audio not found"}', status_code=404, media_type="application/json")
+                
+                audio_data = await resp.read()
+                return Response(
+                    content=audio_data,
+                    media_type="audio/wav",
+                    headers={"Cache-Control": "public, max-age=3600"}
+                )
+    except Exception as e:
+        return Response(content=f'{"detail":"{str(e)}"}'.encode(), status_code=500, media_type="application/json")
+
+
 # 挂载 API
 app.mount("/api", api_app)