Example of App Engine static website with Python redirect handler

app.yaml

runtime: python37

handlers:

  # Redirect / and /my-example-project to /my-example-project/. Requires Python.
  - url: /(my-example-project)?$
    script: auto
    secure: always

  # The static assets are collected in a "dist" folder.
  - url: /(.*/)?$
    static_files: dist/\1index.html
    upload: dist/.*index.html
    secure: always
    http_headers:
      Strict-Transport-Security: "max-age=2592000; includeSubdomains"
      X-Content-Type-Options: "nosniff"
      X-Frame-Options: "DENY"
      X-XSS-Protection: "1; mode=block"
      Content-Security-Policy: >-
        base-uri 'none';
        object-src 'none';
        script-src 'self'
        *.gstatic.com
        *.googletagmanager.com
        https://www.google-analytics.com/analytics.js;

  - url: /
    static_dir: dist
    secure: always
    http_headers:
      Strict-Transport-Security: "max-age=2592000; includeSubdomains"
      X-Content-Type-Options: "nosniff"
      X-Frame-Options: "DENY"
      X-XSS-Protection: "1; mode=block"
      Content-Security-Policy: >-
        base-uri 'none';
        object-src 'none';
        script-src 'self'
        *.gstatic.com
        *.googletagmanager.com
        https://www.google-analytics.com/analytics.js;

main.py

import flask


app = flask.Flask(__name__)


@app.route('/')
@app.route('/my-example-project')
def redirect_home():
    return flask.redirect('/my-example-project/')

requirements.txt

flask==1.1.1