feat(serverHandler/responseData): use path.Clean instead of path.Abs

Base path already absoluted, just use path.Clean instead

Author: marjune163

src/serverHandler/responseData.go

@@ -302,7 +302,7 @@ func (h *aliasHandler) getResponseData(r *http.Request) (data *responseData, fsP
 	tailSlash := rawReqPath[len(rawReqPath)-1] == '/'
 
 	reqPath := util.CleanUrlPath(rawReqPath[len(h.aliasPrefix):])
-	reqFsPath, _ := filepath.Abs(h.root + reqPath)
+	reqFsPath := filepath.Clean(h.root + reqPath)
 
 	status := http.StatusOK