Improvements

• Added OPCache settings to enable and disable into the PHP Configuration
• Rocket-Nginx configuration for WP-Rocket updated to v3.1.0 version.
• Filters are added in Vulnerabilty Site List Page to detect PRO and FREE items.
• Site Backup issue fixed with bucket import validation to check file types only for bucket imports.
• Suppressed warnings for unchanged files to reduce noise in backup logs
• Improved clarity of site backup script output for better monitoring
• Optimized site backup configuration for better reliability
• Improve message priority logic for success, warning, and error states for integrity monitor feature.
• Add null safety checks for issue filtering for integrity monitor feature.
• Exclude success messages from other issues list for integrity monitor feature.
• Enhance type handling for message computation for integrity monitor feature.