Add Rulesets page with HTML structure and CSS styles

- Created a new HTML file for the Rulesets page, including a header, toolbar, rules grid, and rule detail popup.
- Implemented JavaScript functionality for loading, filtering, sorting, and managing rules.
- Added CSS styles for the layout, components, and responsive design of the Rulesets page.

realtime/.env.example

@@ -5,3 +5,4 @@ VERSION_STATE=beta
 INFLX_URL=
 INFLX_TOKEN=
 INFLX_ORG=
+INFLX_BUCKET=