Refactor `supabase/functions/upload-image/index.ts` to extract Supabase client creation into a new helper function `createAuthenticatedSupabaseClient`. This improves code organization and reusability by centralizing the logic for initializing an authenticated Supabase client using JWT authentication.
Replit-Commit-Author: Agent
Replit-Commit-Session-Id: e0cbed76-4668-44f7-95b4-a456009b318d
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
Implement robust error handling, safety checks for data structures, and state management improvements across various components to prevent runtime errors and enhance user experience.
Replit-Commit-Author: Agent
Replit-Commit-Session-Id: a71e826a-1d38-4b6e-a34f-fbf5ba1f1b25
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
Updates image URLs across various components and pages to dynamically fetch images using Cloudflare's image hosting service, configured via environment variables. Also updates the theme provider import for Sonner toasts and modifies the Supabase upload function to use a configurable Supabase URL.
Replit-Commit-Author: Agent
Replit-Commit-Session-Id: f1469493-0a69-4efc-91bd-478d1879573a
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/7cdf4e95-3f41-4180-b8e3-8ef56d032c0e/f1469493-0a69-4efc-91bd-478d1879573a/HYhVkSk
