feat: misc improvements about upload/copy/hash (#5045)

general: add createTime/updateTime support in webdav and some drivers
general: add hash support in some drivers
general: cross-storage rapid-upload support
general: enhance upload to avoid local temp file if possible
general: replace readseekcloser with File interface to speed upstream operations
feat(aliyun_open): same as above
feat(crypt): add hack for 139cloud

Close #4934 
Close #4819 

baidu_netdisk needs to improve the upload code to support rapid-upload

server/webdav/webdav.go

@@ -8,6 +8,7 @@ package webdav // import "golang.org/x/net/webdav"
 import (
 	"errors"
 	"fmt"
+	"github.com/alist-org/alist/v3/internal/stream"
 	"net/http"
 	"net/url"
 	"os"
@@ -321,12 +322,13 @@ func (h *Handler) handlePut(w http.ResponseWriter, r *http.Request) (status int,
 	obj := model.Object{
 		Name:     path.Base(reqPath),
 		Size:     r.ContentLength,
-		Modified: time.Now(),
+		Modified: h.getModTime(r),
+		Ctime:    h.getCreateTime(r),
 	}
-	stream := &model.FileStream{
-		Obj:        &obj,
-		ReadCloser: r.Body,
-		Mimetype:   r.Header.Get("Content-Type"),
+	stream := &stream.FileStream{
+		Obj:      &obj,
+		Reader:   r.Body,
+		Mimetype: r.Header.Get("Content-Type"),
 	}
 	if stream.Mimetype == "" {
 		stream.Mimetype = utils.GetMimeType(reqPath)
@@ -336,6 +338,8 @@ func (h *Handler) handlePut(w http.ResponseWriter, r *http.Request) (status int,
 		return http.StatusNotFound, err
 	}
 
+	_ = r.Body.Close()
+	_ = stream.Close()
 	// TODO(rost): Returning 405 Method Not Allowed might not be appropriate.
 	if err != nil {
 		return http.StatusMethodNotAllowed, err