• Make sure you open the root directory of your Alexa skill in the workspace
• Make sure you set the right interpreter in VS Code
• Add the following code to your Lambda function where ... is your original code:
# Dev

sb = SkillBuilder()

# ...

# Dev
@app.route("/")
def home():

skill=sb.create(),
skill_id=1,
app=app)


• Use ngrok and paste its url in Endpoint->HTTPS->default region in Alexa console
• In debugging tab on the left panel, setup the launch.json for flask.