Fixes Cyclic Read only filesystem bug

app.js

@@ -10,15 +10,15 @@ import nodemailer from "nodemailer";
 import * as uuid from "uuid";
 import fs from "node:fs";
 import bcrypt from "bcrypt";
-
+// fx
 const PORT = process.env.PORT || 3000;
 const __dirname = process.cwd();
 const ACTIVE_CODES = new Set();
-if (!fs.existsSync("./memory.txt")) {
- fs.writeFileSync("./memory.txt", "", "utf-8");
+if (!fs.existsSync("./tmp/memory.txt")) {
+ fs.writeFileSync("./tmp/memory.txt", "", "utf-8");
 }
 let TOKENS = fs
- .readFileSync("./memory.txt", "utf-8")
+ .readFileSync("./tmp/memory.txt", "utf-8")
  .trim()
  .split("\n")
  .map((token) => {
@@ -138,7 +138,7 @@ app.post("/validate-otp", (req, res) => {
  });
 
  fs.writeFileSync(
- "./memory.txt",
+ "./tmp/memory.txt",
  TOKENS.map((token) => {
  return `${token.id}:${token.token}:${token.expiration}`;
  }).join("\n"),

tmp/memory.txt

@@ -0,0 +1 @@
+epic