Trendz Analytics v1.8.x Release Notes

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Security update resolving CVE-2021-44228 (Log4Shell).

• Removed dependencies on log4j-core.
• Updated log4j API dependency to version 2.15.

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Improvements:

• Added persistent cache for states, simple and calculated fields.
• Added view report short-term cache.
• Added scheduled field cache refresh.
• Added native widget bundle for ThingsBoard.
• Changed rendering engine for views that use canvas.
• Added simplified REST API for third-party services.
• Added date click event for calendar view.
• Added row click event for tables.
• Added field changed event for switch configuration.
• Added save state & calculated fields configuration.
• Improved query partitioning.
• Improved anomalies loading time.
• Added option for loading raw telemetry instead of partitioning.
• Added preview/edit links for views added on the dashboard.
• Added option to mark a field as hidden in a view.

Bug fixes:

• Fixed total row in table when first field is not static.
• Cleared duplicates when anomaly detection model is cloned.
• Fixed state duration percent calculation.
• Fixed interval formatting issue on horizontal charts.
• Fixed invalid JWT token storage.
• Fixed deadlock in batch field calculation.