Version 1.7.2 - Enhanced Themes & Bug Fixes

## New Features
- Added 14 beautiful new themes (Dracula, Nord, One Dark, Atom One Light, Material, Gruvbox Dark/Light, Tokyo Night, Palenight, Ayu Dark/Light/Mirage, Oceanic Next, Cobalt2)
- Total of 19 professionally-designed themes now available
- All themes fully support glassmorphism effects from v1.7.1

## Bug Fixes
- Fixed undo/redo menu integration - connected Edit menu to custom undo/redo functionality
- Added IPC event listeners for proper keyboard shortcut support (Ctrl+Z, Ctrl+Shift+Z)

## Technical Improvements
- Complete CSS styling for all UI elements per theme (tabs, toolbar, editor, preview, status bar)
- Theme-aware color schemes for syntax highlighting
- Comprehensive CSS implementation (965+ lines for new themes)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "pan-converter",
-  "version": "1.7.1",
+  "version": "1.7.2",
   "description": "Cross-platform Markdown editor and converter using Pandoc",
   "main": "src/main.js",
   "scripts": {