Jeremie Fraeys c52179dcbe feat(auth): add token-based access and structured logging ... Add comprehensive authentication and authorization enhancements: - tokens.go: New token management system for public task access and cloning * SHA-256 hashed token storage for security * Token generation, validation, and automatic cleanup * Support for public access and clone permissions - api_key.go: Extend User struct with Groups field * Lab group membership (ml-lab, nlp-group) * Integration with permission system for group-based access - flags.go: Security hardening - migrate to structured logging * Replace log.Printf with log/slog to prevent log injection attacks * Consistent structured output for all auth warnings * Safe handling of file paths and errors in logs - permissions.go: Add task sharing permission constants * PermissionTasksReadOwn: Access own tasks * PermissionTasksReadLab: Access lab group tasks * PermissionTasksReadAll: Admin/institution-wide access * PermissionTasksShare: Grant access to other users * PermissionTasksClone: Create copies of shared tasks * CanAccessTask() method with visibility checks - database.go: Improve error handling * Add structured error logging on row close failures		2026-03-08 12:51:07 -04:00
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handlers.go	feat(auth): add token-based access and structured logging	2026-03-08 12:51:07 -04:00