demo-backend/loan-service/auth0_db_scripts/dev/verify.js

function verify(email, callback) {
  console.log('verify', email);
  // Implement logic to mark the user's email as verified in your database
  const { Client } = require('pg');
  const connectionString = configuration.DATABASE_URI;

  const client = new Client({
    connectionString: connectionString,
    ssl: {
      rejectUnauthorized: true,
    },
  });

  client.connect((err) => {
    if (err) {
      return callback(err);
    }

    const query = `
      UPDATE "Users"
     	SET "isVerified" = $1::bit
  		WHERE "email" = $2
    `;
    client.query(query, [1, email], (err) => {
      console.log(email, err);
      if (err) {
        return callback(err);
      }

      callback(null, true); // Email verification successful
    });
  });
}