feat: Implement the promoter event creation

- Promoter can now create an event in draft mode
- Place is found based on address and long/lat are automatically
  deducted from it
- Slug is forged using the *slug* npm package instead of custom code

app/javascript/application.js

@@ -18,6 +18,6 @@ function initializeLucideIcons() {
 // Run on initial page load
 document.addEventListener('DOMContentLoaded', initializeLucideIcons);
 
-// Run on Turbo navigation (Rails 7+ SPA behavior)  
+// Run on Turbo navigation (Rails 7+ SPA behavior)
 document.addEventListener('turbo:render', initializeLucideIcons);
 document.addEventListener('turbo:frame-render', initializeLucideIcons);