Release version 1.0.1

- Add Twig template engine integration
- Migrate all templates to Twig format
- Add German (Switzerland, Informal) translation
- Improve template organization and security
- Add Composer dependency management
- Create comprehensive changelog

.gitignore

@@ -0,0 +1,27 @@
+# WordPress
+.DS_Store
+Thumbs.db
+
+# Composer
+/vendor/
+composer.lock
+
+# Twig cache
+/templates/cache/
+
+# IDE
+.vscode/
+.idea/
+*.sublime-project
+*.sublime-workspace
+
+# Node
+node_modules/
+npm-debug.log
+
+# Logs
+*.log
+
+# OS
+.DS_Store
+._*