Update API endpoints to fetch and include video descriptions from meta tags and the description field when retrieving video data. Replit-Commit-Author: Agent Replit-Commit-Session-Id: 517dfa7b-26ac-463d-a6e1-a58c6df97188 Replit-Commit-Checkpoint-Type: full_checkpoint Replit-Commit-Event-Id: dc16d361-8950-4dfd-8f3f-3ee8b08cce89 Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/f209e72a-0939-48fa-84fc-57854de71967/517dfa7b-26ac-463d-a6e1-a58c6df97188/VgutZ7W Replit-Helium-Checkpoint-Created: true