Replace external CDN icon references with local SVG files for better performance and reliability. Use vercel-icon-light.svg with dark:invert class for theme support and netlify.svg for consistent branding.

Replace external CDN reference with local cloudflare.svg for consistent branding and improved performance.

Convert deployment buttons to use IconButton components and inline SVG icons instead of img tags for better performance and reliability. Remove complex button styling and use consistent icon button pattern.

Convert toggle buttons (Preview, Code, Database, Settings) to use IconButton components, removing theme-incompatible styling and ensuring consistent behavior across light and dark modes.

Update IconButton to conditionally apply padding only when no explicit width/height is set, ensuring proper centering of hover effects. Complete the CodeModeHeader button conversions and remove unused showTerminal variable.

Update DeployDialog icons and CodeModeHeader settings button to use consistent w-8 h-8 sizing, matching all other header buttons for uniform appearance across the application.

Replace IconButton with regular button element for dropdown trigger to ensure proper Radix UI asChild prop compatibility and dropdown menu functionality.

Implement dropdown menu for the settings button in preview mode with options for Reload Preview, Deploy Options, and Push to GitHub, providing quick access to common preview-related actions.

Convert More Deploy and Publish buttons to icon buttons with w-8 h-8 sizing to match deployment icon buttons. Replace text labels with appropriate icons (plus and upload) and add tooltips for better UX.

Consolidate all left-side buttons (Preview, Code, Database, Settings) into a single container with consistent gap-1 spacing, ensuring uniform size and spacing for all toggle buttons.

Update settings button to use the exact same CSS classes as IconButton components, including focus states and disabled styling, for perfect visual consistency.

Eliminated the terminal toggle button from the code view header to simplify the interface and remove unused functionality.

Handle both 403 and 429 HTTP status codes as rate limiting in the update API route

Add missing blank line before error handling code to satisfy ESLint rules

- Parse API response JSON before checking HTTP status codes
- Handle 429 status as rate limiting in fallback GitHub API calls
- Update error type detection to recognize 429 as rate limiting