Epic: Landing page copy and embeddable assets

[ccerv1]

To update the landing page, we need the following:

• Refreshed copy
• A high quality generic "builder dashboard" view that can be embedded for the hero section
• Other dashboards / notebooks that can be embedded for the solutions section

[linear[bot]]

OSO-1191

[ryscheng]

Gonna close out the epic for now, since we're just wanting to do 2 more things:
Testimonials and vector graphics