Remove npm legacy errors, created single source of truth for ESlint. updated analytics url. updated script background (#5498)

* Update ScriptAccordion and ScriptItem components for improved styling

* Add README.md for Proxmox VE Helper-Scripts Frontend

* Remove testing dependencies and related test files from the frontend project

* Update analytics URL in siteConfig to point to community-scripts.org

* Refactor ESLint configuration to have one source of truth and run "npm lint" to apply new changes

* Update lint script in package.json to remove npm

* Add 'next' option to ESLint configuration for improved compatibility

* Update package dependencies and versions in package.json and package-lock.json

* Refactor theme provider import and enhance calendar component for dynamic icon rendering

* rename sidebar, alerts and buttons

* rename description and interfaces files

* rename more files

* change folder name

* Refactor tooltip logic to improve updateable condition handling

* Enhance CommandMenu to prevent duplicate scripts across categories

* Remove test step from frontend CI/CD workflow

frontend/src/styles/globals.css

@@ -2,7 +2,6 @@
 @tailwind components;
 @tailwind utilities;
 
-
 @layer base {
   :root {
     --background: 0 0% 100%;
@@ -92,4 +91,4 @@
 .glass {
   backdrop-filter: blur(15px) saturate(100%);
   -webkit-backdrop-filter: blur(15px) saturate(100%);
-}
+}