old_contents: from flask import Flask
  
  app = Flask(__name__)
  
  
  @app.route("/")
  def hello():
      msg = """
      <html><head><title>Cheezoid</title></head>
      <body><h3>cheezoid httpd controller</h3>
      <ul>
      <li>/status to view cheezoid status</li>
      <li>/cmd to send command</li>
      <li>/svg to send svg</li>
      </ul>
      </body>
      </html>
  """
      return msg
  
  if __name__ == "__main__":
      app.run()
new_contents: from flask import Flask
  
  app = Flask(__name__)
  
  
  @app.route("/")
  def hello():
      msg = """
      <html><head><title>Cheezoid</title></head>
      <body><h3>cheezoid httpd controller</h3>
      RESTful endpoints
      <ul>
      <li>/status to view cheezoid status</li>
      <li>/cmd to send command</li>
          <ul>
          <li>mov (relative angle in degree, relative distance in cm)</li>
          <li>pen (up/down) </li>
          <li>reset</li>
          </ul>
      <li>/svg to send svg</li>
      <li>/canvas to GUI</li>
      </ul>
      </body>
      </html>
  """
      return msg
  
  if __name__ == "__main__":
      app.run()
subject: update main.py