add xfyun tts service

config/xfyun.json

@@ -0,0 +1,50 @@
+{
+  "server": {
+    "host": "0.0.0.0",
+    "port": 8001,
+    "cors_origins": ["*"]
+  },
+  "audio": {
+    "sample_rate_hz": 16000,
+    "channels": 1,
+    "frame_ms": 20
+  },
+  "session": {
+    "inactivity_timeout_sec": 60
+  },
+  "agent": {
+    "system_prompt": "你是一个有用的语音对话助手名字叫小白",
+    "greeting": "你好，我是小白，请问有什么可以帮你？",
+    "greeting_mode": "fixed"
+  },
+  "services": {
+    "stt": {
+      "provider": "openai",
+      "api_key": "sk-uudpgflahqqjbofhgcbwjjefgwhvwwmxgeyehcueqlemwavq",
+      "base_url": "https://api.siliconflow.cn/v1",
+      "model": "TeleAI/TeleSpeechASR",
+      "language": "zh"
+    },
+    "llm": {
+      "provider": "openai",
+      "api_key": "sk-fc4d59b360475f53401a864db8ce0985010acc4e696723d20a90d6569f38d80a",
+      "base_url": "https://api.qnaigc.com/v1",
+      "model": "deepseek-v3",
+      "temperature": 0.7
+    },
+    "tts": {
+      "provider": "xfyun",
+      "app_id": "416ce125",
+      "api_key": "c65342fe603126c3610031d8429bb36d",
+      "api_secret": "MzkyYmI5OWEyODQzN2FiN2VhN2UzYzU4",
+      "base_url": "wss://tts-api.xfyun.cn/v2/tts",
+      "voice": "x4_xiaoyan",
+      "aue": "raw",
+      "tte": "UTF8",
+      "speed": 50,
+      "volume": 50,
+      "pitch": 50,
+      "source_sample_rate_hz": 16000
+    }
+  }
+}