feat: 添加LLM配置

.gitignore

@@ -25,3 +25,4 @@ go.work.sum
 # env file
 .env
 
+.vscode/

backend/internal/config/config.go

@@ -32,11 +32,19 @@ type CORSConfig struct {
 	MaxAge           time.Duration
 }
 
+type LLMConfig struct {
+	Provider string
+	APIKey string 
+	Model  string
+	BaseURL string
+}
+
 type Config struct {
 	Server ServerConfig
 	Neo4j  Neo4jConfig
 	Data   DataConfig
 	CORS   CORSConfig
+	LLM    LLMConfig
 }
 
 func Load() (*Config, error) {
@@ -67,6 +75,12 @@ func Load() (*Config, error) {
 			AllowCredentials: true,
 			MaxAge:           12 * time.Hour,
 		},
+		LLM: LLMConfig{
+			Provider: os.Getenv("PROVIDER"),
+			APIKey: os.Getenv("API_KEY"),
+			Model: os.Getenv("MODEL"),
+			BaseURL: os.Getenv("BASE_URL"),
+		},
 	}
 
 	return cfg, nil