CAPTCHA in headless mode

[rdancer]

We get a captcha 100% of the time when in headless mode, on the login page.

Enable cookies and stay logged in

• the website maintains state serverside anyway, so the original aim at having a deterministic blank slate didn't really pan out
• this will require rewrite of the flow, and perhaps a way to log in first:

.PHONY: login
login:
        ./main.py --login # spin up a headful browser and log in