Minor release with the following improvements and bug fixes:

Improvements:

• Core:
  • #6024 ThingsBoard Edge Community Edition support;
  • #6056 Handling of PartitionChangeEvent in DefaultTbApiUsageStateService is synchronous;
  • #6139 Refactoring validators - moved them to a separate classes;
  • #6146 Edge - device profile is not removed from edge in case of removal from cloud;
  • Performance improvements to launch sequence for environments with 1000s of Tenants;
  • Performance improvement to insert of event entities. Batch insert implemented;
  • Device State Service improvements and race condition fix;
• UI:
  • #5984 Update simplified Chinese localization;
  • #6063 Add circle support to map widgets and other improvements;
  • Update 'gps geofencing events' node default configuration. Update rule nodes configuration UI;
• Transport:
  • Suppress frequent logs and fix connection statistics in case of rate limits by ip;
  • LwM2M:
    • #6032 Test coverage of lwm2mClients connection modes;
    • #6026 LwM2mClient is no more serializable;
    • #6200 Handle LwM2M send request from server;

Bug Fixes

• Core & Rule Engine:
  • #5991 Can delete device profile referenced by OTA update package;
  • #6122 Support null values in TbMsgMetaData;
  • #6132 Create Alarm rule node - Propagate To Tenant doesn't work;
  • #6174 Automatic conversion of rule chain metadata for compatibility with 3.3.2;
  • #5996 Problems with LwM2M device profile, created during bulk import;
  • #6204 Customer alarm permission checker fix;
  • #6212 Fix unresolved dynamic values on API request;
  • Update rule nodes configuration UI: Fix required message for 'Period key value' field of 'calculate delta' rule node;
• UI:
  • #5975 Widget Development plugins loading order;
  • #6022 Alarms table widget allows alarms to be cleared when "Allow alarms clear" is disabled;
  • #6015 Improvement map control button tooltip; fix incorrect updated marker/polygon when editing;
  • #5697 Functionality to decode Base64 values;
  • #6092 Image map does not load image updates when initialized with empty image;
  • #6123 Fixed edit action on Device Admin Table;
  • #6127 Edit firmware dialog does not use default OTA package type;
  • Map widgets - Fixed auto-zoom in edit mode;
  • Fix trip animation widget - remove loading section after data retrieved;
  • Fix time-window panel form validation - disable aggregation limit check when aggregation is not none;
• Transport:
  • #6025 SNMP: Application fails to start because of SNMP transport initialization error;
  • #6048 LwM2M: sending shared attributes after sleeping;
  • #6050 LwM2M: fixed read/observe "dataRead" object 19;
  • #6054 LwM2M: fixed "No value present"
  • #6058 LwM2M: improved integration tests stability;
  • #6118 LwM2M: Make getTasks in LwM2MBootstrapConfigStoreTaskProvider thread safe;