- Implemented WHMCS invoice creation and payment capture in SimManagementService for top-ups.
- Updated top-up logic to calculate costs based on GB input, with pricing set at 500 JPY per GB.
- Simplified the Top Up Modal interface, removing unnecessary fields and improving user experience.
- Added new methods in WhmcsService for invoice and payment operations.
- Enhanced error handling for payment failures and added transaction logging for audit purposes.
- Updated documentation to reflect changes in the SIM management flow and API interactions.
- Added detailed instructions for Plesk deployment in `.env.plesk` and `compose-plesk.yaml`.
- Updated `.gitignore` to exclude Docker-related files.
- Enhanced Dockerfiles for both frontend and backend to optimize for Plesk deployment.
- Refined TypeScript configurations across various files for improved module resolution and compatibility.
- Removed obsolete logger fixes summary file to streamline documentation.
