Feature/s3 storage (#2226)

* centralizing file writing....

* allowing s3 as storage option

* allowing s3 as storage option

* update s3 storage

---------

Co-authored-by: Henry <hzj94@hotmail.com>

packages/server/src/utils/index.ts

@@ -1324,34 +1324,6 @@ export const getAllValuesFromJson = (obj: any): any[] => {
     return values
 }
 
-/**
- * Delete file & folder recursively
- * @param {string} directory
- */
-export const deleteFolderRecursive = (directory: string) => {
-    if (fs.existsSync(directory)) {
-        fs.readdir(directory, (error, files) => {
-            if (error) throw new Error('Could not read directory')
-
-            files.forEach((file) => {
-                const file_path = path.join(directory, file)
-
-                fs.stat(file_path, (error, stat) => {
-                    if (error) throw new Error('File do not exist')
-
-                    if (!stat.isDirectory()) {
-                        fs.unlink(file_path, (error) => {
-                            if (error) throw new Error('Could not delete file')
-                        })
-                    } else {
-                        deleteFolderRecursive(file_path)
-                    }
-                })
-            })
-        })
-    }
-}
-
 /**
  * Get only essential flow data items for telemetry
  * @param {IReactFlowNode[]} nodes