Refactor storage content-type handling of ServeDirectURL (#36804)

* replace raw url.Values by *storage.ServeDirectOptions
* implement content-type in azblob
* implement content-disposition in azblob
* add tests for content types in response
* http.MethodPut for azure now allows implementing servedirect uploads

---------

Signed-off-by: ChristopherHX <christopher.homberger@web.de>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

routers/api/v1/repo/file.go

@@ -207,7 +207,7 @@ func GetRawFileOrLFS(ctx *context.APIContext) {
 
 	if setting.LFS.Storage.ServeDirect() {
 		// If we have a signed url (S3, object storage), redirect to this directly.
-		u, err := storage.LFS.URL(pointer.RelativePath(), blob.Name(), ctx.Req.Method, nil)
+		u, err := storage.LFS.ServeDirectURL(pointer.RelativePath(), blob.Name(), ctx.Req.Method, nil)
 		if u != nil && err == nil {
 			ctx.Redirect(u.String())
 			return