old_contents: from flask import Flask, request, render_template
  
  app = Flask(__name__)
  
  @app.route('/')
  def hello_world():
      return render_template('templates/index.html'. title='Prop Trunk')
  
  @app.route('/inventory')
  def inventory():
      return 'Inventory'
  
  @app.route('/checkout')
  def checkout():
      return 'Checkout'
  
  @app.route('/checkin')
  def checkin():
      return 'Checkin'
  
  @app.route('/users')
  def user():
      return 'Users'
  
  @app.route('/reports')
  def reports():
      return 'Repoert'
  
  @app.errorhandler(404)
  def not_found(error):
      return render_template('error.html'), 404
  
  if __name__ == '__main__':
      app.run()
  
new_contents: from flask import Flask, request, render_template
  
  app = Flask(__name__)
  
  @app.route('/')
  def hello_world():
      return render_template('templates/index.html', title='Prop Trunk')
  
  @app.route('/inventory')
  def inventory():
      return 'Inventory'
  
  @app.route('/checkout')
  def checkout():
      return 'Checkout'
  
  @app.route('/checkin')
  def checkin():
      return 'Checkin'
  
  @app.route('/users')
  def user():
      return 'Users'
  
  @app.route('/reports')
  def reports():
      return 'Repoert'
  
  @app.errorhandler(404)
  def not_found(error):
      return render_template('error.html'), 404
  
  if __name__ == '__main__':
      app.run()
  
subject: fix typo