hashing password

src/web/js/login.js

@@ -11,9 +11,20 @@ if (localStorage.getItem("token") === null) {
 
 loginformbody.addEventListener('submit', (e) => {
     e.preventDefault()
-    login(loginforminputusername.value, loginforminputpassword.value)
+    hashPassword(loginforminputpassword.value).then(hashedpassword => {
+      login(loginforminputusername.value, hashedpassword)
+    })
 })
 
+const hashPassword = async (password) => {
+  const encoder = new TextEncoder()
+  const data = encoder.encode(password)
+  const hashBuffer = await crypto.subtle.digest('SHA-256', data)
+  const hashArray = Array.from(new Uint8Array(hashBuffer))
+  const hashHex = hashArray.map(b=>('00' + b.toString(16)).slice(-2)).join('')
+  return hashHex
+}
+
 const login = async (username, password) => {
     const response = await fetch(routes.login(), {
         method: 'POST',