v2.1.0

Features

• Added read-only mode for the UI and API by @MrEarle #1468
• Updated the UI with a responsive design
• Added persistent dark mode with light and system theme options
• Added a browser favicon by @rolfws #1502
• Improved task search with boolean operators and field filters
• Preserved task-table preferences across visits by @fretman92 #1333
• Added TLS support for Redis Sentinel by @cyberjunk #1327
• Added AMQPS support for RabbitMQ connections by @borland667
• Updated and auto-provisioned the Grafana dashboard

Performance and reliability

• Moved blocking broker and control operations off the I/O loop
• Made Redis queue inspection asynchronous and pipelined
• Prevented duplicate worker inspections
• Fixed broker connection leaks #1490
• Purged stale offline-worker Prometheus metrics #1128
• Persisted dashboard counters across restarts #787
• Improved handling of missing custom configuration files

Bug fixes

• Fixed Redis SSL configurations #1177
• Fixed percent-encoded IPv6 broker addresses #1220
• Stopped exposing broker alternate URLs in worker statistics #1512
• Fixed broker page rendering when queue inspection fails by @alexei #1501
• Fixed autoscaling response interpolation by @funkyrailroad #1427
• Improved GitHub OAuth errors when email access is unavailable by @bysiber #1486
• Prevented authentication failures while rendering error pages #1268, #1499
• Fixed task search for non-string values #1401
• Fixed task state filters to require the state prefix by @AleksaMCode #1516
• Fixed worker names in timeout and rate-limit error responses by @phanky1 #1506
• Fixed startup banner output when using a dynamic port #1449
• Fixed worker active-task totals when counts are null by @M4RC0Sx #1511
• Fixed undefined worker pool grow and shrink values by @daydaychen #1324

Documentation

• Documented custom authentication providers #1344
• Fixed the GitLab authentication handler name by @Saluev #1325
• Fixed the persistent database CLI example by @hatamiarash7 #1326
• Fixed the Grafana example URL by @NiclasvanEyk #1345
• Fixed the nginx reverse-proxy example by @titovanton
• Added the GitHub repository link to the documentation by @PamelaM
• Fixed the documented database filename by @WilliamDEdwards #1494
• Fixed the documented max tasks default by @masahiro331 #1415
• Clarified task API options #1269

Compatibility and packaging

• Added Python 3.13 and 3.14 support; Python 3.10+ is now required #1439
• Added Python 3.12 support and package classification by @foarsitter #1334
• Removed obsolete Python versions from CI and tox by @auvipy #1442
• Added Celery 5.6 CI coverage
• Updated the tox compatibility matrix by @auvipy #1451, #1452
• Raised the minimum Tornado version to 6.5.7 #1439
• Upgraded OpenSSL in the Docker image by @matheusnascgomes #1483
• Added Dependabot management for GitHub Actions by @cclauss #1383
• Improved CI linting reliability by @Nusnus #1445
• Updated .gitignore to exclude local Python version files by @Nusnus #1444
• Ran unit tests before lint checks by @auvipy #1447
• Removed the obsolete Travis CI configuration by @auvipy
• Enabled API access in the Docker Compose demo

Full changelog: v2.0.1...v2.1.0