Summary: Shipper updates pricing and comparison tool

Why It Matters: This change makes Shipper's pricing clearer and shows how it saves money.

What Changed:

• The "Progress" counter for AI Agent building changed from "0/6" to "1/6".
• The "Pro" plan price changed from $39/month to $25/month.
• The "Pro" plan credit limit changed from "Up to 250 credits / month" to "Up to 100 credits / month".
• The pricing comparison tool was updated with specific numbers for developer costs and Shipper's equivalent plan.
• The "FAQs" section was shortened, removing examples of apps built and details about coding, ownership, and hosting.
• A "Lock Specific Code Files" feature in the comparison table now says "(soon)".