v4.0.0

Blackwing

This release begins a new generation of Cattr, codenamed Blackwing.

Highlights

• Added configurable task statuses, comments, history, due dates, Markdown and task relations.
• Added project phases, hierarchical project groups and improved project navigation.
• Added Gantt and Calendar views with mobile support.
• Added attachments with integrity verification and temporary download links.
• Added application activity tracking and improved time interval management.
• Added configurable screenshot policies for users and projects.
• Added universal reports, report charts, exports, user efficiency metrics and completion forecasts.
• Added real-time updates for tasks, projects, intervals, dashboards, project groups and Gantt.
• Added offline interval synchronization.
• Improved Kanban, dashboards and mobile layouts throughout the application.

Platform and API

• Reworked authentication and authorization around Laravel Sanctum.
• Modernized controllers, policies, validation and API responses.
• Added improved error reporting and request trace IDs.
• Migrated the application through Laravel 9 to Laravel 10.
• Updated PHP, Composer and frontend dependencies.
• Replaced the previous WebSocket implementation with Laravel Reverb.

Deployment

• Cattr 4 is distributed as container images through GitHub Container Registry.
• Optional modules are no longer installed by default and must be explicitly enabled during deployment.
• Reworked Docker images, startup scripts and application workers.
• Added health checks and improved queue and scheduled-task handling.
• Improved module installation and migrations during startup.
• Added Helm deployment support and configurable persistent volumes.
• Added persistent storage support for attachments and screenshots.

Migration notes

Upgrading from v3.4.5 is a substantial migration.

Existing installations should account for:

• the unified frontend/backend application;
• extensive database migrations;
• authentication and authorization changes;
• updated PHP and Laravel requirements;
• new WebSocket/Reverb configuration;
• new attachment and screenshot storage requirements;
• updated Docker startup and deployment behavior.

Full Changelog: v3.4.5...v4.0.0