send and verify login challenge

package.json

@@ -10,8 +10,10 @@
   "license": "BSD-3-Clause-Attribution",
   "dependencies": {
     "bootstrap": "^5.3.3",
+    "connect-sqlite3": "^0.9.15",
     "cookie-parser": "^1.4.7",
     "express": "^4.21.2",
+    "express-session": "^1.18.1",
     "pg": "^8.13.1",
     "socket.io": "^4.8.1"
   }