refactor: restructure activity configuration and add TypeScript suppo…

…rt (#11)

* feat: add new social activity category, casino

* chore: add typescript support for google apps script
- add @types/google-apps-script as dev dependency
- update .gitignore to exclude node_modules

* refactor: restructure calendar event handling system

- introduce structured activity configuration with language variants
- implement category-based color mapping
- add modular emoji and color handling functions
- improve development mode and logging
- modernize code structure and formatting

* docs: improve code comments and section headers in activity configuration

.gitignore

@@ -1 +1,2 @@
-.clasp.json
+.clasp.json
+node_modules