It appears that the repository has undergone several changes and renamings:

backend/node_modules/nanoid/non-secure/index.js

@@ -1,21 +0,0 @@
-let urlAlphabet =
-  'useandom-26T198340PX75pxJACKVERYMINDBUSHWOLF_GQZbfghjklqvwyzrict'
-let customAlphabet = (alphabet, defaultSize = 21) => {
-  return (size = defaultSize) => {
-    let id = ''
-    let i = size | 0
-    while (i--) {
-      id += alphabet[(Math.random() * alphabet.length) | 0]
-    }
-    return id
-  }
-}
-let nanoid = (size = 21) => {
-  let id = ''
-  let i = size | 0
-  while (i--) {
-    id += urlAlphabet[(Math.random() * 64) | 0]
-  }
-  return id
-}
-export { nanoid, customAlphabet }