feat: add clouddrive2 storage bridge

internal/handler/cloud.go

@@ -122,6 +122,8 @@ func cloudMountLibraryName(typ, dir string) string {
 		base = "夸克网盘"
 	case cloud.Type115:
 		base = "115 网盘"
+	case cloud.TypeCloudDrive2:
+		base = "CloudDrive2"
 	}
 	if dir == "" || dir == "0" {
 		return base
@@ -133,6 +135,10 @@ func cloudMountLibraryName(typ, dir string) string {
 // QR image URL for the frontend to render.
 func cloud115QRStartHandler(svc *service.Container) gin.HandlerFunc {
 	return func(c *gin.Context) {
+		if c.Param("type") != cloud.Type115 {
+			c.JSON(http.StatusBadRequest, gin.H{"error": "qr login is only supported for 115"})
+			return
+		}
 		sess, err := cloud.QRStart(c.Request.Context(), nil)
 		if err != nil {
 			c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
@@ -146,6 +152,10 @@ func cloud115QRStartHandler(svc *service.Container) gin.HandlerFunc {
 // session cookie so the frontend can save it as the storage credential.
 func cloud115QRPollHandler(svc *service.Container) gin.HandlerFunc {
 	return func(c *gin.Context) {
+		if c.Param("type") != cloud.Type115 {
+			c.JSON(http.StatusBadRequest, gin.H{"error": "qr login is only supported for 115"})
+			return
+		}
 		var sess cloud.QRSession
 		if err := c.ShouldBindJSON(&sess); err != nil {
 			c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})

internal/handler/system_extra.go

@@ -104,7 +104,13 @@ func schemaHandler(_ *service.Container) gin.HandlerFunc {
 					"label": "网盘转存",
 					"items": []gin.H{
 						{"key": "cloud.upload_auto_enabled", "type": "toggle", "label": "启用自动转存"},
-						{"key": "cloud.upload_provider", "type": "select", "label": "转存目标"},
+						{"key": "cloud.upload_provider", "type": "select", "label": "转存目标", "options": []gin.H{
+							{"value": "clouddrive2", "label": "CloudDrive2（推荐，可桥接 115/123/阿里/夸克）"},
+							{"value": "alist", "label": "Alist（可桥接多网盘）"},
+							{"value": "webdav", "label": "WebDAV"},
+							{"value": "cloud115", "label": "115 原生（待接分片上传）"},
+							{"value": "quark", "label": "夸克原生（待接分片上传）"},
+						}},
 						{"key": "cloud.upload_source_dir", "type": "text", "label": "本地源目录"},
 						{"key": "cloud.upload_dest_path", "type": "text", "label": "网盘目标目录"},
 						{"key": "cloud.upload_recursive", "type": "toggle", "label": "递归扫描源目录"},