fix(providers):add modelscope provider backend implementation

config/config.example.json

@@ -51,6 +51,12 @@
       "model": "openai/gpt-5.4",
       "api_key": "sk-key2",
       "api_base": "https://api2.example.com/v1"
+    },
+    {
+      "model_name": "MiniMax-M2.5",
+      "model": "modelscope/MiniMax/MiniMax-M2.5",
+      "api_key": "sk-key3",
+      "api_base": "https://api-inference.modelscope.cn/v1"
     }
   ],
   "channels": {

pkg/providers/factory_provider.go

@@ -95,7 +95,7 @@ func CreateProviderFromConfig(cfg *config.ModelConfig) (LLMProvider, string, err
 	case "litellm", "openrouter", "groq", "zhipu", "gemini", "nvidia",
 		"ollama", "moonshot", "shengsuanyun", "deepseek", "cerebras",
 		"vivgrid", "volcengine", "vllm", "qwen", "mistral", "avian",
-		"minimax", "longcat":
+		"minimax", "longcat", "modelscope":
 		// All other OpenAI-compatible HTTP providers
 		if cfg.APIKey == "" && cfg.APIBase == "" {
 			return nil, "", fmt.Errorf("api_key or api_base is required for HTTP-based protocol %q", protocol)
@@ -217,6 +217,8 @@ func getDefaultAPIBase(protocol string) string {
 		return "https://api.minimaxi.com/v1"
 	case "longcat":
 		return "https://api.longcat.chat/openai"
+	case "modelscope":
+		return "https://api.modelscope.cn/v1"
 	default:
 		return ""
 	}

pkg/providers/openai_compat/provider.go

@@ -464,6 +464,8 @@ func normalizeModel(model, apiBase string) string {
 
 	if strings.Contains(strings.ToLower(apiBase), "openrouter.ai") {
 		return model
+	} else if strings.Contains(strings.ToLower(apiBase), "api-inference.modelscope.cn") {
+		return model
 	}
 
 	prefix := strings.ToLower(before)