TaskRunner: notify of component start and finish (#27855)
Add DagRun state change to the Listener plugin system(#27113)
Metric for raw task return codes (#27155)
Add logic for XComArg to pull specific map indexes (#27771)
Clear TaskGroup (#26658, #28003)
Add critical section query duration metric (#27700)
Add: #23880 :: Audit log for AirflowModelViews(Variables/Connection) (#24079, #27994, #27923)
Add postgres 15 support (#27444)
Expand tasks in mapped group at run time (#27491)
reset commits, clean submodules (#27560)
scheduler_job, add metric for scheduler loop timer (#27605)
Allow datasets to be used in taskflow (#27540)
Add expanded_ti_count to ti context (#27680)
Add user comment to task instance and dag run (#26457, #27849, #27867)
Enable copying DagRun JSON to clipboard (#27639)
Implement extra controls for SLAs (#27557)
add dag parsed time in DAG view (#27573)
Add max_wait for exponential_backoff in BaseSensor (#27597)
Expand tasks in mapped group at parse time (#27158)
Add disable retry flag on backfill (#23829)
Adding sensor decorator (#22562)
Api endpoint update ti (#26165)
Filtering datasets by recent update events (#26942)
Support Is /not Null filter for value is None on webui (#26584)
Add search to datasets list (#26893)
Split out and handle 'params' in mapped operator (#26100)
Add authoring API for TaskGroup mapping (#26844)
Add one_done trigger rule (#26146)
Create a more efficient airflow dag test command that also has better local logging (#26400)
Support add/remove permissions to roles commands (#26338)
Auto tail file logs in Web UI (#26169)
Add triggerer info to task instance in API (#26249)
Flag to deserialize value on custom XCom backend (#26343)

Improvements

Allow depth-first execution (#27827)
UI: Update offset height if data changes (#27865)
Improve TriggerRuleDep typing and readability (#27810)
Make views requiring session, keyword only args (#27790)
Optimize TI.xcom_pull() with explicit task_ids and map_indexes (#27699)
Allow hyphens in pod id used by k8s executor (#27737)
optimise task instances filtering (#27102)
Use context managers to simplify log serve management (#27756)
Fix formatting leftovers (#27750)
Improve task deadlock messaging (#27734)
Improve "sensor timeout" messaging (#27733)
Replace urlparse with urlsplit (#27389)
Align TaskGroup semantics to AbstractOperator (#27723)
Add new files to parsing queue on every loop of dag processing (#27060)
Make Kubernetes Executor & Scheduler resilient to error during PMH execution (#27611)
Separate dataset deps into individual graphs (#27356)
Use log.exception where more economical than log.error (#27517)
Move validation branch_task_ids into SkipMixin (#27434)
Coerce LazyXComAccess to list when pushed to XCom (#27251)
Update cluster-policies.rst docs (#27362)
Add warning if connection type already registered within the provider (#27520)
Activate debug logging in commands with --verbose option (#27447)
Add classic examples for Python Operators (#27403)
change .first() to .scalar() (#27323)
Improve reset_dag_run description (#26755)
Add examples and howtos about sensors (#27333)
Make grid view widths adjustable (#27273)
Sorting plugins custom menu links by category before name (#27152)
Simplify DagRun.verify_integrity (#26894)
Add mapped task group info to serialization (#27027)
Correct the JSON style used for Run config in Grid View (#27119)
No extra__conn_type__ prefix required for UI behaviors (#26995)
Improve dataset update blurb (#26878)
Rename kubernetes config section to kubernetes_executor (#26873)
decode params for dataset searches (#26941)
Get rid of the DAGRun details page & rely completely on Grid (#26837)
Fix scheduler crashloopbackoff when using hostname_callable (#24999)
Reduce log verbosity in KubernetesExecutor. (#26582)
Don't iterate tis list twice for no reason (#26740)
Clearer code for PodGenerator.deserialize_model_file (#26641)
Don't import kubernetes unless you have a V1Pod (#26496)
Add updated_at column to DagRun and Ti tables (#26252)
Move the deserialization of custom XCom Backend to 2.4.0 (#26392)
Avoid calculating all elements when one item is needed (#26377)
Add __future__.annotations automatically by isort (#26383)
Handle list when serializing expand_kwargs (#26369)
Apply PEP-563 (Postponed Evaluation of Annotations) to core airflow (#26290)
Add more weekday operator and sensor examples #26071 (#26098)
Align TaskGroup semantics to AbstractOperator (#27723)

Bug Fixes

Gracefully handle whole config sections being renamed (#28008)
Add allow list for imports during deserialization (#27887)
Soft delete datasets that are no longer referenced in DAG schedules or task outlets (#27828)
Redirect to home view when there are no valid tags in the URL (#25715)
Refresh next run datasets info in dags view (#27839)
Make MappedTaskGroup depend on its expand inputs (#27876)
Make DagRun state updates for paused DAGs faster (#27725)
Don't explicitly set include_examples to False on task run command (#27813)
Fix menu border color (#27789)
Fix backfill queued task getting reset to scheduled state. (#23720)
Fix clearing child dag mapped tasks from parent dag (#27501)
Handle json encoding of V1Pod in task callback (#27609)
Fix ExternalTaskSensor can't check zipped dag (#27056)
Avoid re-fetching DAG run in TriggerDagRunOperator (#27635)
Continue on exception when retrieving metadata (#27665)
External task sensor fail fix (#27190)
Add the default None when pop actions (#27537)
Display parameter values from serialized dag in trigger dag view. (#27482, #27944)
Move TriggerDagRun conf check to execute (#27035)
Resolve trigger assignment race condition (#27072)
Update google_analytics.html (#27226)
Fix some bug in web ui dags list page (auto-refresh & jump search null state) (#27141)
Fixed broken URL for docker-compose.yaml (#26721)
Fix xcom arg.py .zip bug (#26636)
Fix 404 taskInstance errors and split into two tables (#26575)
Fix browser warning of improper thread usage (#26551)
template rendering issue fix (#26390)
Clear autoregistered DAGs if there are any import errors (#26398)
Fix from airflow import version lazy import (#26239)
allow scroll in triggered dag runs modal (#27965)

Misc/Internal

Remove is_mapped attribute (#27881)
Simplify FAB table resetting (#27869)
Fix old-style typing in Base Sensor (#27871)
Switch (back) to late imports (#27730)
Completed D400 for multiple folders (#27748)
simplify notes accordion test (#27757)
completed D400 for airflow/callbacks/* airflow/cli/* (#27721)
Completed D400 for airflow/api_connexion/* directory (#27718)
Completed D400 for airflow/listener/* directory (#27731)
Completed D400 for airflow/lineage/* directory (#27732)
Update API & Python Client versions (#27642)
Completed D400 & D401 for airflow/api/* directory (#27716)
Completed D400 for multiple folders (#27722)
Bump minimatch from 3.0.4 to 3.0.8 in /airflow/www (#27688)
Bump loader-utils from 1.4.1 to 1.4.2in /airflow/www (#27697)
Disable nested task mapping for now (#27681)
bump alembic minimum version (#27629)
remove unused code.html (#27585)
Enable python string normalization everywhere (#27588)
Upgrade dependencies in order to avoid backtracking (#27531)
Strengthen a bit and clarify importance of triaging issues (#27262)
Deduplicate type hints (#27508)
Add stub 'yield' to BaseTrigger.run (#27416)
Remove upper-bound limit to dask (#27415)
Limit Dask to under 2022.10.1 (#27383)
Update old style typing (#26872)
Enable string normalization for docs (#27269)
Slightly faster up/downgrade tests (#26939)
Deprecate use of core get_kube_client in PodManager (#26848)
Add memray files to gitignore / dockerignore (#27001)
Bump sphinx and sphinx-autoapi (#26743)
Simplify RTIF.delete_old_records() (#26667)
migrate last react files to typescript (#26112)
Work around pyupgrade edge cases (#26384)

Doc only changes

Document dag_file_processor_timeouts metric as deprecated (#27067)
Drop support for PostgreSQL 10 (#27594)
Update index.rst (#27529)
Add note about pushing the lazy XCom proxy to XCom (#27250)
Fix BaseOperator link (#27441)
[docs] best-practices add use variable with template example. (#27316)
docs for custom view using plugin (#27244)
Update graph view and grid view on overview page (#26909)
Documentation fixes (#26819)
make consistency on markup title string level (#26696)
Add documentation to dag test function (#26713)
Fix broken URL for docker-compose.yaml (#26726)
Add a note against use of top level code in timetable (#26649)
Fix example_datasets dag names (#26495)
Update docs: zip-like effect is now possible in task mapping (#26435)
changing to task decorator in docs from classic operator use (#25711)