Need to add tests for the summarize viz and for vizualizations in general

[Oddant1]

We will need to mock a browser to some extent for this to happen, it may be a bit annoying, but it should be doable.

[Oddant1]

Selenium does look like a viable way to do this

[Oddant1]

Potential other tests:

rep-seqs had its blast links break
pcoa and emperor are important ones but have not broken in the past

volatility control chart

[Oddant1]

Look at vega embed for forcing the viz to render an svg in testing

[Oddant1]

Several visualizations now have tests using selenium including but not limited to feature-table summarize, and longitudinal volatility