- Deleted the `share` plug, including its associated files and YAML configuration.
- Removed references to share options and commands from the codebase.
- Cleaned up unused event listeners and functions related to sharing content.
- Added slash commands for inserting today's, yesterday's, and tomorrow's dates.
- Introduced new admonition commands for notes and warnings.
- Implemented a table command for quick table insertion.
- Enhanced the `insertAtCursor` function to support a cursor placeholder option.
- Updated `getSelection` to return the selected text along with cursor positions.
- Added a new widget function to display linked tasks in the editor.
