Add database connection...

src/models/users.js

@@ -0,0 +1,12 @@
+const mongoose = require('mongoose');
+const Schema = mongoose.Schema;
+const UserSchema = new Schema({
+    firstname: { type: String },
+    familyname: { type: String },
+    email: { type: String },
+    phonenumber: { type: String },
+},
+    {
+        timestamps: true,
+    });
+module.exports = mongoose.model('user', UserSchema, 'users');