feat: 支持自定义端点配置与展示

backend/internal/handler/admin/setting_handler.go

@@ -110,6 +110,7 @@ func (h *SettingHandler) GetSettings(c *gin.Context) {
 		PurchaseSubscriptionURL:              settings.PurchaseSubscriptionURL,
 		SoraClientEnabled:                    settings.SoraClientEnabled,
 		CustomMenuItems:                      dto.ParseCustomMenuItems(settings.CustomMenuItems),
+		CustomEndpoints:                      dto.ParseCustomEndpoints(settings.CustomEndpoints),
 		DefaultConcurrency:                   settings.DefaultConcurrency,
 		DefaultBalance:                       settings.DefaultBalance,
 		DefaultSubscriptions:                 defaultSubscriptions,
@@ -176,6 +177,7 @@ type UpdateSettingsRequest struct {
 	PurchaseSubscriptionURL     *string               `json:"purchase_subscription_url"`
 	SoraClientEnabled           bool                  `json:"sora_client_enabled"`
 	CustomMenuItems             *[]dto.CustomMenuItem `json:"custom_menu_items"`
+	CustomEndpoints             *[]dto.CustomEndpoint `json:"custom_endpoints"`
 
 	// 默认配置
 	DefaultConcurrency   int                              `json:"default_concurrency"`
@@ -417,6 +419,55 @@ func (h *SettingHandler) UpdateSettings(c *gin.Context) {
 		customMenuJSON = string(menuBytes)
 	}
 
+	// 自定义端点验证
+	const (
+		maxCustomEndpoints        = 10
+		maxEndpointNameLen        = 50
+		maxEndpointURLLen         = 2048
+		maxEndpointDescriptionLen = 200
+	)
+
+	customEndpointsJSON := previousSettings.CustomEndpoints
+	if req.CustomEndpoints != nil {
+		endpoints := *req.CustomEndpoints
+		if len(endpoints) > maxCustomEndpoints {
+			response.BadRequest(c, "Too many custom endpoints (max 10)")
+			return
+		}
+		for _, ep := range endpoints {
+			if strings.TrimSpace(ep.Name) == "" {
+				response.BadRequest(c, "Custom endpoint name is required")
+				return
+			}
+			if len(ep.Name) > maxEndpointNameLen {
+				response.BadRequest(c, "Custom endpoint name is too long (max 50 characters)")
+				return
+			}
+			if strings.TrimSpace(ep.Endpoint) == "" {
+				response.BadRequest(c, "Custom endpoint URL is required")
+				return
+			}
+			if len(ep.Endpoint) > maxEndpointURLLen {
+				response.BadRequest(c, "Custom endpoint URL is too long (max 2048 characters)")
+				return
+			}
+			if err := config.ValidateAbsoluteHTTPURL(strings.TrimSpace(ep.Endpoint)); err != nil {
+				response.BadRequest(c, "Custom endpoint URL must be an absolute http(s) URL")
+				return
+			}
+			if len(ep.Description) > maxEndpointDescriptionLen {
+				response.BadRequest(c, "Custom endpoint description is too long (max 200 characters)")
+				return
+			}
+		}
+		endpointBytes, err := json.Marshal(endpoints)
+		if err != nil {
+			response.BadRequest(c, "Failed to serialize custom endpoints")
+			return
+		}
+		customEndpointsJSON = string(endpointBytes)
+	}
+
 	// Ops metrics collector interval validation (seconds).
 	if req.OpsMetricsIntervalSeconds != nil {
 		v := *req.OpsMetricsIntervalSeconds
@@ -495,6 +546,7 @@ func (h *SettingHandler) UpdateSettings(c *gin.Context) {
 		PurchaseSubscriptionURL:          purchaseURL,
 		SoraClientEnabled:                req.SoraClientEnabled,
 		CustomMenuItems:                  customMenuJSON,
+		CustomEndpoints:                  customEndpointsJSON,
 		DefaultConcurrency:               req.DefaultConcurrency,
 		DefaultBalance:                   req.DefaultBalance,
 		DefaultSubscriptions:             defaultSubscriptions,
@@ -592,6 +644,7 @@ func (h *SettingHandler) UpdateSettings(c *gin.Context) {
 		PurchaseSubscriptionURL:              updatedSettings.PurchaseSubscriptionURL,
 		SoraClientEnabled:                    updatedSettings.SoraClientEnabled,
 		CustomMenuItems:                      dto.ParseCustomMenuItems(updatedSettings.CustomMenuItems),
+		CustomEndpoints:                      dto.ParseCustomEndpoints(updatedSettings.CustomEndpoints),
 		DefaultConcurrency:                   updatedSettings.DefaultConcurrency,
 		DefaultBalance:                       updatedSettings.DefaultBalance,
 		DefaultSubscriptions:                 updatedDefaultSubscriptions,