Released February 28, 2026
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* New: Query Logger - Real-time database query monitoring with slow query detection and performance metrics * New: Query Statistics Dashboard - Visual insights into query performance and component-level breakdowns * New: N+1 Query Detection - Automatically identifies and highlights repeated queries with aggregate statistics * New: Database query error logging with detailed error messages and filtering * New: Query export to CSV, JSON, and TSV formats with accurate component attribution * New: Dynamic query statistics that recalculate based on active filters * New: WP-CLI commands for license activation, debug toggling, viewer setup, and log management (wp dbtk) * New: Email notification system for error alerts with customizable templates * New: Automatic log cleanup with delete/archive/truncate methods, size limits, and age-based rotation * New: Viewer permissions health check with repair button in Site Health * New: Viewer settings for query dashboard limit, tail scan MB, max entry MB * New: PHP memory limit management (writes to wp-config.php) * New: Upload limit controls via WordPress filters * New: Settings UI redesign with modern tabbed interface * New: Modular licensing system with grandfathered benefits for early adopters * Security: Query logs encrypted at rest * Security: Password protection now mandatory for viewer (8-character minimum) * Security: SQLite-based rate limiting with progressive brute-force protection * Security: Enhanced session security with 30-minute timeout and IP binding * Security: Strengthened path traversal prevention with expanded blocklist * Security: Replaced exec() with token_get_all() for PHP syntax validation * Security: Fixed wp-config.php case-sensitivity bypass vulnerability in viewer * Security: Added protection for secure-debug.php (GridPane compatibility) * Security: Scoped CORS headers to plugin endpoints only * Security: Restricted wp-config backup file permissions * Security: Hardened viewer config and auth files against direct access * Security: Expanded viewer blocked files list with additional sensitive file patterns * Security: Added directory listing protection for query log storage * Improved: Production and performance warnings in setup wizard for debug mode and query logging * Improved: “Install without tools” option to set up the viewer without enabling debugging tools * Improved: Setup wizard defaults tools to disabled — users opt in consciously * Improved: Viewer installer wizard with step-by-step guidance * Improved: Redesigned crash recovery system with cleaner UI and granular plugin/theme controls * Improved: License management moved to Settings page * Improved: Targeted cache clearing (plugin-specific transients only) * Improved: Enhanced output buffer management * Improved: Better type safety and code quality across PHP and React code * Added: Custom file paths configuration (DBTK_CONFIG_PATH, DBTK_LOG_PATH constants) * Added: Error level selection in Settings (Debug, Info, Warning, Error) * Added: Cache busting in Admin and Viewer apps * Added: WordPress internationalization (wp-i18n) support * Added: Psalm static analysis with type hints * Added: Partner discounts page * Fix: Query Viewer tail reader no longer returns 0 entries on huge final log line * Fix: Viewer auth rate limiter fallback when PDO SQLite is unavailable * Fix: Directory permission issues on restrictive servers (umask handling) * Fix: Viewer installation on hosts where WordPress files are in subfolders * Fix: Path validation now supports relative paths securely * Fix: Health check now properly loads WordPress admin functions * Fix: Admin CSS isolation prevents conflicts with other plugins * Fix: Compatibility with UiPress Lite and WP Dark Mode * Fix: wp-config.php duplicate constants when reinstalling viewer
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