🆙 Update and chang thins to work best and add readme and install script 🆙

Updated_Cms/README.md

@@ -50,6 +50,18 @@ Experience Atom CMS with our official themes:
 
 ---
 
+## 📝 What's Changed
+
+- Added official support for PHP 8.5 across tooling
+- Switched documentation to Yarn for frontend workflows
+- Addressed Dusk build warnings with Rollup configuration
+- Ignored Filament cache to prevent platform-specific path issues
+- Added Linux Nginx setup script for non‑Docker deployments
+- Normalized paths for cross‑platform compatibility
+- Resolved remaining PHPStan issues; static analysis now passes cleanly
+
+---
+
 ## 🚧 Requirements
 
 | Requirement | Version |
@@ -95,15 +107,15 @@ copy .env.example .env
 
 # Install dependencies
 composer install
-npm install
+yarn install
 
 # Set up database and generate key
 php artisan migrate --seed
 php artisan key:generate
 
 # Build assets
-npm run build:atom
-# For development: npm run dev:atom
+yarn run build:atom
+# For development: yarn run dev:atom
 ```
 
 #### IIS Configuration
@@ -151,15 +163,15 @@ cp .env.example .env
 
 # Install dependencies
 composer install
-npm install
+yarn install
 
 # Set up database and generate key
 php artisan migrate --seed
 php artisan key:generate
 
 # Build assets
-npm run build:atom
-# For development: npm run dev:atom
+yarn run build:atom
+# For development: yarn run dev:atom
 ```
 
 #### Set Permissions