Bug Fixes

• Run the check_migration loop at least once
• Fix grid view for mapped tasks (#24059)
• Icons in grid view for different DAG run types (#23970)
• Faster grid view (#23951)
• Disallow calling expand with no arguments (#23463)
• Add missing is_mapped field to Task response. (#23319)
• DagFileProcessorManager: Start a new process group only if current process not a session leader (#23872)
• Mask sensitive values for not-yet-running TIs (#23807)
• Add cascade to dag_tag to dag foreign key (#23444)
• Use --subdir argument value for standalone dag processor. (#23864)
• Highlight task states by hovering on legend row (#23678)
• Fix and speed up grid view (#23947)
• Prevent UI from crashing if grid task instances are null (#23939)
• Remove redundant register exit signals in dag-processor command (#23886)
• Add __wrapped__ property to _TaskDecorator (#23830)
• Fix UnboundLocalError when sql is empty list in DbApiHook (#23816)
• Enable clicking on DAG owner in autocomplete dropdown (#23804)
• Simplify flash message for _airflow_moved tables (#23635)
• Exclude missing tasks from the gantt view (#23627)

Doc only changes

• Add column names for DB Migration Reference (#23853)

Misc/Internal

• Remove pinning for xmltodict (#23992)