fix(api): 自定义渠道 - 移除浏览器 CORS 依赖

backend/cmd/server/main.go

@@ -72,6 +72,7 @@ func main() {
 	handler.RegisterAnnouncementRoutes(api, svc)
 	handler.RegisterFinanceRoutes(api, svc)
 	handler.RegisterSystemProxyRoutes(api, svc)
+	handler.RegisterCustomRelayRoutes(api, svc)
 	handler.RegisterTaskRoutes(api, svc)
 	handler.RegisterSessionRoutes(api, svc)
 	handler.RegisterSkillRoutes(api, svc)
@@ -117,7 +118,7 @@ func cors() gin.HandlerFunc {
 			c.Header("Access-Control-Allow-Credentials", "true")
 			c.Header("Vary", "Origin, Access-Control-Request-Method, Access-Control-Request-Headers")
 		}
-		c.Header("Access-Control-Allow-Headers", "Accept, Content-Type, Authorization, X-Requested-With, X-Canvas-Scene, X-Idempotency-Key")
+		c.Header("Access-Control-Allow-Headers", "Accept, Content-Type, Authorization, X-Requested-With, X-Canvas-Scene, X-Idempotency-Key, X-Canvas-Upstream-URL, X-Canvas-Upstream-Format")
 		c.Header("Access-Control-Allow-Methods", "GET, POST, PUT, PATCH, DELETE, OPTIONS")
 		c.Header("Access-Control-Max-Age", "86400")
 		if c.Request.Method == "OPTIONS" {