Load initial webpage content directly from the application's source

Resolves issue where initial content was not loading, by inlining resources in `index.html` and removing obsolete components.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: d5daeb82-020f-4ea2-a54f-9097efac2a63
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/4119c42c-9857-448a-8c94-20be047485ba/7fe98b0d-749a-49d9-be30-10c64693e730.jpg