Implement seqvars filtration view

[holtgrewe]

Is your feature request related to a problem? Please describe. In #1737, we implememented the seqvars Django backend with presets models and backend. We are lacking any frontend for running the queries. #1740 has the storybook for the UI.

Describe the solution you'd like Implement the view and required nested components.

• [x] #1765
• [x] #1766

Describe alternatives you've considered N/A

Additional context

• #1737
• #1763
• #1740

[holtgrewe]

Keeping this ticket as it branches out to #1765 and #1766.

[holtgrewe]

Basic functionality is there.