feat(blob path): diable `{path}` magic var for blob path

assets

@@ -1 +1 @@
-Subproject commit 09480ffa21d859a1d2f9bb2421e6f78f113494c4
+Subproject commit 3a23464a0f4330e4583e99c1815b84c5240ffc9d

pkg/filemanager/fs/dbfs/dbfs.go

@@ -770,7 +770,7 @@ func generateSavePath(policy *ent.StoragePolicy, req *fs.UploadRequest, user *en
 	currentTime := time.Now()
 	originName := req.Props.Uri.Name()
 
-	dynamicReplace := func(regPattern string, rule string) string {
+	dynamicReplace := func(regPattern string, rule string, pathAvailable bool) string {
 		re := regexp.MustCompile(regPattern)
 		return re.ReplaceAllStringFunc(rule, func(match string) string {
 			switch match {
@@ -811,7 +811,10 @@ func generateSavePath(policy *ent.StoragePolicy, req *fs.UploadRequest, user *en
 			case "{uuid}":
 				return uuid.Must(uuid.NewV4()).String()
 			case "{path}":
+				if pathAvailable {
 					return req.Props.Uri.Dir() + fs.Separator
+				}
+				return match
 			case "{originname}":
 				return originName
 			case "{ext}":
@@ -826,10 +829,10 @@ func generateSavePath(policy *ent.StoragePolicy, req *fs.UploadRequest, user *en
 
 	dirRule := policy.DirNameRule
 	dirRule = filepath.ToSlash(dirRule)
-	dirRule = dynamicReplace(`\{[^{}]+\}`, dirRule)
+	dirRule = dynamicReplace(`\{[^{}]+\}`, dirRule, true)
 
 	nameRule := policy.FileNameRule
-	nameRule = dynamicReplace(`\{[^{}]+\}`, nameRule)
+	nameRule = dynamicReplace(`\{[^{}]+\}`, nameRule, false)
 
 	return path.Join(path.Clean(dirRule), nameRule)
 }