- Updated session variables to use 'authorization' array instead of 'username' for user identification across multiple files.
- Introduced a new function `getUserPermissions` to consolidate user permissions retrieval based on assigned roles.
- Modified API calls to use the new authorization structure and updated endpoints to v2.
- Enhanced language support by adding 'PL' to the list of supported languages.
- Cleaned up redundant code and improved session management during user login and registration processes.
- Added a new API endpoint for fetching user permissions based on user ID.
- Updated API calls in equipment.php, equipment_manage.php, and equipments_mass_update.php to use v2 endpoints.
- Changed payload decoding from decode_payload to json_decode for consistency.
- Enhanced invoice generation in factuur.php and webhook files to use a new email template and PDF structure.
- Added new email and PDF templates for invoices to improve formatting and readability.
- Improved marketing folder handling in marketing.php with better payload management.
- Updated CSS for marketing to enhance UI interactions.
- Added JavaScript checks for browser compatibility in softwaretool.php.
- Adjusted user permissions in settingsprofiles.php to reflect new features.
- Implemented PayPal webhook for handling payment notifications, including signature verification and transaction updates.
- Created invoice generation and license management for software upgrades upon successful payment.
- Added comprehensive logging for debugging purposes.
- Introduced new CSS styles for the marketing file management system, including layout, toolbar, breadcrumb navigation, search filters, and file management UI components.
