Airflow: 2.2.3 Release

Bug Fixes

• Lazy Jinja2 context (#20217)
• Exclude snowflake-sqlalchemy v1.2.5 (#20245)
• Move away from legacy importlib.resources API (#19091)
• Move setgid as the first command executed in forked task runner (#20040)
• Fix race condition when starting DagProcessorAgent (#19935)
• Limit httpx to <0.20.0 (#20218)
• Log provider import errors as debug warnings (#20172)
• Bump minimum required alembic version (#20153)
• Fix log link in gantt view (#20121)
• fixing #19028 by moving chown to use sudo (#20114)
• Lift off upper bound for MarkupSafe (#20113)
• Fix infinite recursion on redact log (#20039)
• Fix db downgrades (#19994)
• Context class handles deprecation (#19886)
• Fix possible reference to undeclared variable (#19933)
• Validate DagRun state is valid on assignment (#19898)
• Workaround occasional deadlocks with MSSQL (#19856)
• Enable task run setting to be able reinitialise (#19845)
• Fix log endpoint for same task (#19672)
• Cast macro datetime string inputs explicitly (#19592)
• Do not crash with stacktrace when task instance is missing (#19478)
• Fix log timezone in task log view (#19342) (#19401)
• Fix: Add taskgroup tooltip to graph view (#19083)
• Rename execution date in forms and tables (#19063)
• Simplify "invalid TI state" message (#19029)
• Handle case of nonexistent file when preparing file path queue (#18998)
• Do not create dagruns for DAGs with import errors (#19367)
• Fix field relabeling when switching between conn types (#19411)
• KubernetesExecutor should default to template image if used (#19484)
• Fix task instance api cannot list task instances with None state (#19487)
• Fix IntegrityError in DagFileProcessor.manage_slas (#19553)
• Declare data interval fields as serializable (#19616)
• Relax timetable class validation (#19878)
• Fix labels used to find queued KubernetesExecutor pods (#19904)
• Fix moved data migration check for MySQL when replcation is used (#19999)

Doc only changes

• Warn without tracebacks when example_dags are missing deps (#20295)
• Deferrable operators doc clarification (#20150)
• Ensure the example DAGs are all working (#19355)
• Updating core example DAGs to use TaskFlow API where applicable (#18562)
• Add xcom clearing behaviour on task retries (#19968)
• Add a short chapter focusing on adapting secret format for connections (#19859)
• Add information about supported OS-es for Apache Airflow (#19855)
• Update docs to reflect that changes to the base_log_folder require updating other configs (#19793)
• Disclaimer in KubernetesExecutor pod template docs (#19686)
• Add upgrade note on execution_date -> run_id (#19593)
• Expanding .output operator property information in TaskFlow tutorial doc (#19214)
• Add example SLA DAG (#19563)
• Add a proper example to patch DAG (#19465)
• Add DAG file processing description to Scheduler Concepts (#18954)
• Updating explicit arg example in TaskFlow API tutorial doc (#18907)
• Adds back documentation about context usage in Python/@task (#18868)
• Add release date for when an endpoint/field is added in the REST API (#19203)
• Better pod_template_file examples (#19691)
• Add decription on how you can customize image entrypoint (#18915)
• Dags-in-image pod template example should not have dag mounts (#19337)