Changelog [v1.1] - 2025-12-16 Added Dark Mode Adaptation: Complete dark mode support for all system interfaces, including announcements, forms, and admin dashboard. Summernote Editor Enhancements: Integrated Chinese language support (zh-CN) for better accessibility. Added shortcut keys: ESC and F11 to exit fullscreen mode. Database: Added allow_multiple_submissions column to Form model to control submission limits. Fixed UI/UX: Resolved z-index stacking context issues for Summernote modals and backdrops, ensuring they appear above other elements. Fixed Summernote fullscreen mode being clipped by parent container transforms. Improved visibility of unread announcements in dark mode. Bugs: Fixed TypeError: 'allow_multiple_submissions' is an invalid keyword argument by updating the Form model definition. Resolved TypeError: $(...).summernote is not a function by optimizing jQuery and Summernote loading order in templates.