Copy changes to hackathon landing page (supabase#40243)

* Copy changes to hackathon landing page

* ci: Autofix updates from GitHub workflow

Author: CoolAssPuppy

apps/www/_events/2025-11-20-supabase-agency-webinar.mdx

@@ -21,13 +21,15 @@ speakers: 'dave_wilson,harry_roper,shahed_islam,omar_moulani'
 
 ## Stop Competing on Speed
 
-Anyone can build an MVP in a week now.
+AI tools like Lovable, Bolt, Cursor, and Claude can help anyone build an MVP in a week.
 
-That's not your edge. It's the baseline.
+That speed used to be your edge. Now it’s the baseline.
 
-AI tools have made speed universal. Every agency can promise "we build fast." The agencies that thrive are the ones that sell what comes after the build.
+The difference between a fast build and a successful product is the foundation it’s built on.
 
-In this 45-minute session, three agencies running 40% or higher margins share how they position expertise as value. You'll learn how to turn technical depth, data architecture, and product strategy into the work clients actually pay for.
+Supabase provides that foundation. Giving agencies the flexibility, scalability, and security they need to turn rapid prototypes into reliable, production-grade applications.
+
+In this 45-minute session, three agencies running 40%+ margins share how they combine AI development tech with Supabase to move beyond speed and deliver long-term client value. You’ll learn how to position technical depth, data architecture, and product strategy as the differentiators clients actually pay for.
 
 ### What You'll Learn