Complete

server.js

@@ -0,0 +1,53 @@
+const express = require('express')
+const fs = require('fs')
+const app = express()
+const PORT = 3000
+
+app.use(express.static('public'))
+app.use(express.json())
+
+app.post('/addUser', (req, res) => {
+  const { username, hash, role } = req.body
+  const users = JSON.parse(fs.readFileSync('public/users.json', 'utf-8'))
+
+  if (users.find(u => u.username === username)) {
+    return res.status(409).send('User already exists.')
+  }
+
+  users.push({ username, hash, role })
+  fs.writeFileSync('public/users.json', JSON.stringify(users, null, 2))
+  res.send('User added successfully.')
+})
+app.post('/deleteUser', (req, res) => {
+  const { username } = req.body
+  const users = JSON.parse(fs.readFileSync('public/users.json', 'utf-8'))
+  const updated = users.filter(u => u.username !== username)
+
+  if (users.length === updated.length) {
+    return res.status(404).send("User not found.")
+  }
+
+  fs.writeFileSync('public/users.json', JSON.stringify(updated, null, 2))
+  res.send(`User "${username}" deleted.`)
+})
+app.get('/getWordList', (req, res) => {
+  const username = req.query.user
+  if (!username) return res.status(400).send("Username required")
+
+  const data = JSON.parse(fs.readFileSync('public/wordlists.json', 'utf-8'))
+  res.json(data[username] || [])
+})
+
+app.post('/saveWordList', (req, res) => {
+  const { username, words } = req.body
+  if (!username || !Array.isArray(words)) {
+    return res.status(400).send("Username and words array required")
+  }
+
+  const data = JSON.parse(fs.readFileSync('public/wordlists.json', 'utf-8'))
+  data[username] = words
+  fs.writeFileSync('public/wordlists.json', JSON.stringify(data, null, 2))
+  res.send(`✅ Word list saved for ${username}`)
+})
+
+app.listen(PORT, () => console.log(`Server running on http://localhost:${PORT}`))