| 1234567891011121314151617181920 | from core.tools.errors import ToolProviderCredentialValidationErrorfrom core.tools.provider.builtin.getimgai.tools.text2image import Text2ImageToolfrom core.tools.provider.builtin_tool_provider import BuiltinToolProviderControllerclass GetImgAIProvider(BuiltinToolProviderController):    def _validate_credentials(self, credentials: dict) -> None:        try:            # Example validation using the text2image tool            Text2ImageTool().fork_tool_runtime(runtime={"credentials": credentials}).invoke(                user_id="",                tool_parameters={                    "prompt": "A fire egg",                    "response_format": "url",                    "style": "photorealism",                },            )        except Exception as e:            raise ToolProviderCredentialValidationError(str(e))
 |