- Replaced TRUE/FALSE constants with true/false keywords
- Replaced NULL constant with null keyword
- Replaced `<?php echo` in views with shortened `<?=`
- Added missing variable declaration
- Added missing function return type in declaration
- replaced `== true`, `== false`, `=== true` and `=== false` in if statements with simplified forms
PHP 8.2 deprecates dynamically declared class properties. Adding these declarations removes deprecation warnings and makes the code PHP 8.3 compatible.
- Added todo to Stock_location.php
- make library function return nullable
- Added missing model instantiation
- Commented out Sale model instantiation in library because it's causing infinite loop
- Changed function name prepending get and post required by CI4 autorouting
