Summary: Roo Code Cloud launched

Why It Matters: Roo Code now offers a cloud version. This means people can use Roo Code without installing it.

What Changed:

• Removed "Roo Code Cloud is coming" text.
• Removed "Sign up" link for cloud waitlist.
• Added a "Cloud" link to the main navigation.
• Updated the install count for Roo Code from 821.8k to 823.9k.
• Removed a repeated section about Roo Code Cloud coming and signing up.