- Replace SiGitea icon with custom logo.svg in LoginForm and Header components
- Add custom logo.svg file with theme-aware styling
- Update favicon.svg to use the same custom logo design
- Remove unused SiGitea imports and clean up dependencies
- Logo automatically adapts to light/dark themes via CSS media queries
- Add parseErrorMessage() utility to parse JSON error responses
- Add showErrorToast() helper for consistent error display
- Update all toast.error calls to use structured error parsing
- Support multiple error formats: error+troubleshooting, title+description, message+details
- Enhance apiRequest() to support both 'body' and 'data' properties
- Add comprehensive unit tests for error parsing functionality
- Improve user experience with clear, actionable error messages
Fixes structured error messages from Gitea API responses that were showing as raw JSON
