🎨 Improve workspace dir checking https://github.com/siyuan-note/siyuan/issues/13789

kernel/api/workspace.go

@@ -300,7 +300,7 @@ func setWorkspaceDir(c *gin.Context) {
 	// 检查路径是否在已有的工作空间路径中
 	pathIsWorkspace := util.IsWorkspaceDir(path)
 	if !pathIsWorkspace {
-		for p := filepath.Dir(path); "" != p; p = filepath.Dir(p) {
+		for p := filepath.Dir(path); !util.IsRootPath(p); p = filepath.Dir(p) {
 			if util.IsWorkspaceDir(p) {
 				ret.Code = -1
 				ret.Msg = fmt.Sprintf(model.Conf.Language(256), path, p)

kernel/util/path.go

@@ -23,6 +23,7 @@ import (
 	"os"
 	"path"
 	"path/filepath"
+	"runtime"
 	"sort"
 	"strings"
 	"time"
@@ -351,3 +352,22 @@ func IsWorkspaceDir(dir string) bool {
 	}
 	return strings.Contains(string(data), "kernelVersion")
 }
+
+// IsRootPath checks if the given path is a root path.
+func IsRootPath(path string) bool {
+	if path == "" {
+		return false
+	}
+
+	// Clean the path to remove any trailing slashes
+	cleanPath := filepath.Clean(path)
+
+	// Check if the path is the root path based on the operating system
+	if runtime.GOOS == "windows" {
+		// On Windows, root paths are like "C:\", "D:\", etc.
+		return len(cleanPath) == 3 && cleanPath[1] == ':' && cleanPath[2] == '\\'
+	} else {
+		// On Unix-like systems, the root path is "/"
+		return cleanPath == "/"
+	}
+}