- Updated all instances of device_type from "sound_level_meter" to "slm" across the codebase.
- Enhanced documentation to reflect the new device type standardization.
- Added migration script to convert legacy device types in the database.
- Updated relevant API endpoints, models, and frontend templates to use the new device type.
- Ensured backward compatibility by deprecating the old device type without data loss.
- Implemented a modal for renaming units with validation and confirmation prompts.
- Added JavaScript functions to handle opening, closing, and submitting the rename unit form.
- Enhanced the back navigation in the SLM detail page to check referrer history.
- Updated breadcrumb navigation in the legacy dashboard to accommodate NRL locations.
- Improved the sound level meters page with a more informative header and device list.
- Introduced a live measurement chart with WebSocket support for real-time data streaming.
- Added functionality to manage active devices and projects with auto-refresh capabilities.
