Release 2.0.0b1 **Changelog** New Features * Adds automated installation of dependent packages * Render k8s yaml for tasks via the Airflow UI (#11815) * Remove the ability to add hooks to airflow.hooks namespace (#12108) * Add ability to specify pod_template_file in executor_config (#11784) * Add SIGUSR2 handler to Scheduler to dump executor state (#12107) * Remove the ability to import operators and sensors from plugins (#12072) * Change Decorated Flow to TaskFlow API (#11895) * Add Kubernetes cleanup-pods CLI command for Helm Chart (#11802) * Perform "mini scheduling run" after task has finished (#11589) * Allow airflow.providers to be installed in multiple python folders (#10806) * Add Flower Authentication to Helm Chart (#11836) * Disable XCom pickling by default (#11991) * Fix: Responsive layout of DAGs (Home) view (#11958) * Speed up task execution in Celery by pre-loading "expensive" modules (#11956) * Fix oversized width of DAGs table with hide/reveal of "links" (#11866) * Use resource permissions for Airflow view access (#11362) * Make Dag Serialization a hard requirement (#11335) Improvments * Extend the same keyword args callable support in PythonOperator to some other sensors/operators (#11922) * Filter dags by owner (#11121) * Remove BaseDag and BaseDagBag classes (#12195) * Don't include provider datafiles in the apache-airflow sdist (#12196) * Call scheduler "book-keeping" operations less frequently. (#12139) * Fix broken 'Blocked Highlight' feature in UI (#12183) * Add authentication to AWS with Google credentials (#12079) * Proper title for XCom List View page (#12169) * Make doc_md field nullable and raise json for non-existing dag in dag detail endpoint (#12142) * Retry Publishing Task to Celery Broker (#12140) * Update to new helm stable repo (#12137) * Override FAB table views where table width extends beyond parent containers (#12048) * Update doc images to reflect latest UI (#11984) * Allow fractional seconds for timeout values (#11966) * Log instead of raise an Error for unregistered OperatorLinks (#11959) * Upgrade FAB to 3.1.1 (#11884) Bug Fixes * Include data files in (backport) provider packages (#12200) * Sync FAB Permissions for all base views (#12162) * fix spacing between table and pagination (#12160) * Fix default values for Helm Chart (#12153) * airflow info fixed for python 3.8+ (#12132) * Correct failure message in sql_sensor.py. (#12057) * Avoid unnecessary IF checks when generate Duration & Landing Time views (#12075) * Retry Dagbag.sync_to_db to avoid Deadlocks (#12046) * Refine request check in api_connextion Pool endpoints (#12019) * fix helm scheduler deployment / scheduler logs (#11685) * fix helm chart worker deployment without kerberos (#11681) * Unpin werkzeug & set default cookie_samesite to Lax (#11873) Docs * Fixed path of the test_core.py file in docs (#12191) * Move metrics configuration to new section - metrics (#12165) * Added 1.10.x section to Upgrading to 2.0 doc (#12173) * Allow Connection Edit View to handle entries with NULL 'extra' (#12149) * Move docs for max_db_retries option to core (#12167) * Changed tutorial file to reflect name change to TaskFlow API (#12099) * Fix typo in docker-context-files/README.md (#12078) * Delete an environment-dependent value from CLI documentation (#12055) * Adds updating note to ariflowignore fix (#12043) * Fix incorrect .airflowignore behavior with multiple nested directories (#11994) * Replace Docs GIF with updated UI screenshots (#12044) * Ignore the basepath when ignoring files via .airflowignore (#11993) * Adds documentation about the optimized PR workflow (#12006) * Improve formatting in configurations docs (#11987) * Add docs about Scheduler HA, how to use it and DB requirements (#11467) * Add readme for core sensors, standardize capitalization schema (#11898) * Updating 2.0 docs (#11842) * Add providers, operators, and hooks readmes (#11829) Misc/Internal * Format all files (without excepions) by black (#12091) * Enable Black - Python Auto Formmatter (#9550) * Use PyUpgrade to use Python 3.6 features (#11447) * Replace deprecated PythonOperator module with the new one (#12064) * Remove unused JavaScript function (#12052) * Code smell fixes for BackfillJob (#12005) * All k8s object must comply with JSON Schema (#12003) * Validate airflow chart values.yaml & values.schema.json (#11990) * Remove unused "poke_exception_cache_ttl" param from SmartSensorOperator (#11972) * Migrate from helm-unittest to python unittest (#11827) * Migration commands shouldn't print a bunch of data. (#11961) * Cache CLI parser objects (#11957) * Add missing space to log message in task completion logs (#11934) * Fix issue rendering k8s V1Pod (#11952) * Make taskinstances pid and duration nullable (#11906)