fix(gsvi_tts): add default value for api_key in provider configuration

Author: Rain-0x01-39

astrbot/core/config/default.py

@@ -1624,6 +1624,7 @@ class ChatProviderTemplate(TypedDict):
                         "provider": "gpt_sovits_inference",
                         "provider_type": "text_to_speech",
                         "enable": False,
+                        "api_key": "",
                         "api_base": "http://127.0.0.1:8000",
                         "version": "v4",
                         "character": "",

astrbot/core/provider/sources/gsvi_tts_source.py

@@ -58,9 +58,7 @@ def __init__(
         provider_settings: dict,
     ) -> None:
         super().__init__(provider_config, provider_settings)
-        self.api_key = provider_config.get(
-            "api_key"
-        )
+        self.api_key = provider_config.get("api_key", "")
         self.api_base = provider_config.get("api_base", "http://127.0.0.1:8000")
         self.api_base = self.api_base.removesuffix("/")
         self.version = provider_config.get("version", "v4")