* [FEATURE] add slack analytics for cloud ([9944](https://github.com/great-expectations/great_expectations/pull/9944))
* [FEATURE] Add serialization logic to Expectation models ([9949](https://github.com/great-expectations/great_expectations/pull/9949))
* [FEATURE] Add get data context mercury v1 integration test. ([9978](https://github.com/great-expectations/great_expectations/pull/9978))
* [FEATURE] SnowflakeDatasource update ([10005](https://github.com/great-expectations/great_expectations/pull/10005))
* [FEATURE] SnowflakeDatasource make `role` + `warehouse` required ([10021](https://github.com/great-expectations/great_expectations/pull/10021))
* [FEATURE] Experimental Python 3.12 support ([8862](https://github.com/great-expectations/great_expectations/pull/8862))
* [FEATURE] Add atomic renderer for `ExpectMulticolumnSumToEqual` ([10076](https://github.com/great-expectations/great_expectations/pull/10076))
* [FEATURE] Add missing atomic renderers to Expectations ([10079](https://github.com/great-expectations/great_expectations/pull/10079))
* [FEATURE] Snowflake - Key-Pair auth updates from `0.18.x` ([10095](https://github.com/great-expectations/great_expectations/pull/10095))
* [FEATURE] Add sentence case titles to Expectation schemas ([10097](https://github.com/great-expectations/great_expectations/pull/10097))
* [FEATURE] Use v1 data context endpoint (cloud) ([10093](https://github.com/great-expectations/great_expectations/pull/10093))
* [FEATURE] SnowflakeDatasource - AccountIdentifier error improvments ([10104](https://github.com/great-expectations/great_expectations/pull/10104))
* [FEATURE] use v1 cloud api for data sources ([10094](https://github.com/great-expectations/great_expectations/pull/10094))
* [FEATURE] Make save method for data context variables public ([10057](https://github.com/great-expectations/great_expectations/pull/10057))
* [FEATURE] Add context.data_sources.all ([10116](https://github.com/great-expectations/great_expectations/pull/10116))
* [FEATURE] Misc Data Source cleanup ([10126](https://github.com/great-expectations/great_expectations/pull/10126))
* [FEATURE] Clean up import structure for gx ([10146](https://github.com/great-expectations/great_expectations/pull/10146))
* [FEATURE] Turn on remaining v1 endpoints ([10155](https://github.com/great-expectations/great_expectations/pull/10155))
* [FEATURE] Update dataframe batch.validate workflow ([10165](https://github.com/great-expectations/great_expectations/pull/10165))
* [BUGFIX] Migrate back to github hosted runners until docker issue is fixed ([10011](https://github.com/great-expectations/great_expectations/pull/10011))
* [BUGFIX] Fix parsing of account/me response. ([10015](https://github.com/great-expectations/great_expectations/pull/10015))
* [BUGFIX] Handle OSError during save on read-only file system. ([10024](https://github.com/great-expectations/great_expectations/pull/10024))
* [BUGFIX] add ecr caching to trino and spark images ([10037](https://github.com/great-expectations/great_expectations/pull/10037))
* [BUGFIX] Avoid writing to great_expectations.yml during init ([10038](https://github.com/great-expectations/great_expectations/pull/10038))
* [BUGFIX] Z-score renderer when `double_sided` ([10084](https://github.com/great-expectations/great_expectations/pull/10084))
* [BUGFIX] SQLDatasource (V1) - lowercase unquoted schema_names for SQLAlchemy case-sensitivity compatibility ([10109](https://github.com/great-expectations/great_expectations/pull/10109))
* [BUGFIX] Revert package update ([10118](https://github.com/great-expectations/great_expectations/pull/10118))
* [BUGFIX] Remove illegible duplicate local Data Docs link from Slack renderer ([10130](https://github.com/great-expectations/great_expectations/pull/10130))
* [BUGFIX] Fix type of StoreBackend._manually_initialize_store_backend_id ([10159](https://github.com/great-expectations/great_expectations/pull/10159))
* [BUGFIX] On store add, add id to input model ([10167](https://github.com/great-expectations/great_expectations/pull/10167))
* [BUGFIX] Add checkpoint_id to validation result meta ([10169](https://github.com/great-expectations/great_expectations/pull/10169))
* [BUGFIX] Update binary path in mssql docker image ([10171](https://github.com/great-expectations/great_expectations/pull/10171))
* [DOCS] Revises and reorganizes content for installing additional dependencies per the GX 1.0 ToC ([9934](https://github.com/great-expectations/great_expectations/pull/9934))
* [DOCS] Initial revision and reorg of "Create a Data Context" content for revised GX 1.0 ToC ([9938](https://github.com/great-expectations/great_expectations/pull/9938))
* [DOCS] Removes content for integrating with GCP from the BigQuery SQL connect to data topic in the 0.18.x docs ([9955](https://github.com/great-expectations/great_expectations/pull/9955))
* [DOCS] Clarify SQL Expectation Support in GX Cloud Docs ([9951](https://github.com/great-expectations/great_expectations/pull/9951))
* [DOCS] core expectation model metadata ([9967](https://github.com/great-expectations/great_expectations/pull/9967))
* [DOCS] Update Table and Multi Column Expectation docstrings ([9990](https://github.com/great-expectations/great_expectations/pull/9990))
* [DOCS] Add Alerts Content to the GX Cloud Documentation ([9880](https://github.com/great-expectations/great_expectations/pull/9880))
* [DOCS] Updates Expectations docstrings with supported OSS Data Sources for gallery ([10030](https://github.com/great-expectations/great_expectations/pull/10030))
* [DOCS] Adds GX 1.0 preview docs for Run Validations topic ([10026](https://github.com/great-expectations/great_expectations/pull/10026))
* [DOCS] Connect to data using SQL for GX 1.0 ([9971](https://github.com/great-expectations/great_expectations/pull/9971))
* [DOCS] Remove splitter from data asset docs and add batch definition documentation to expectation docs ([10032](https://github.com/great-expectations/great_expectations/pull/10032))
* [DOCS] Update path to config_variables.yml file in docs. ([10044](https://github.com/great-expectations/great_expectations/pull/10044))
* [DOCS] Add data quality use case TOC skeleton under Learn ([10049](https://github.com/great-expectations/great_expectations/pull/10049))
* [DOCS] GX 1.0 updated docs for Expectations ([10048](https://github.com/great-expectations/great_expectations/pull/10048))
* [DOCS] Updates broken links to code examples in github ([10059](https://github.com/great-expectations/great_expectations/pull/10059))
* [DOCS] Update feedback modal ([10054](https://github.com/great-expectations/great_expectations/pull/10054))
* [DOCS] Included all new expectations, grouped by DQ issue ([10062](https://github.com/great-expectations/great_expectations/pull/10062))
* [DOCS] 0.18.9 -> 0.18.17 changelogs ([10068](https://github.com/great-expectations/great_expectations/pull/10068))
* [DOCS] GX 1.0 Checkpoint guides ([10055](https://github.com/great-expectations/great_expectations/pull/10055))
* [DOCS] 1.0 Customize Expectations guides ([10066](https://github.com/great-expectations/great_expectations/pull/10066))
* [DOCS] Updated integrated support policy for 1.0 ([10064](https://github.com/great-expectations/great_expectations/pull/10064))
* [DOCS] Fix typo ([10083](https://github.com/great-expectations/great_expectations/pull/10083))
* [DOCS] Fix styles for hovering button in terminal ([10090](https://github.com/great-expectations/great_expectations/pull/10090))
* [DOCS] update gx cloud and airflow doc ([10025](https://github.com/great-expectations/great_expectations/pull/10025))
* [DOCS] Updated documentation for the GX Scheduler ([10103](https://github.com/great-expectations/great_expectations/pull/10103))
* [DOCS] 1.0 connect to filesystem data guides ([10115](https://github.com/great-expectations/great_expectations/pull/10115))
* [DOCS] 1.0 guides for connecting to data in dataframes ([10133](https://github.com/great-expectations/great_expectations/pull/10133))
* [DOCS] 1.0 guide for getting sample data for testing or data exploration ([10136](https://github.com/great-expectations/great_expectations/pull/10136))
* [DOCS] Added more expectations for Cloud, sorted by DQ issue ([10137](https://github.com/great-expectations/great_expectations/pull/10137))
* [DOCS] Incorporating review feedback ([10138](https://github.com/great-expectations/great_expectations/pull/10138))
* [DOCS] first draft for Data Quality: Schema tech doc ([10022](https://github.com/great-expectations/great_expectations/pull/10022))
* [DOCS] Update docs to include Runner and suppress Agent ([10139](https://github.com/great-expectations/great_expectations/pull/10139))
* [DOCS] Typo corrections in GX Cloud docs ([10156](https://github.com/great-expectations/great_expectations/pull/10156))
* [DOCS] Integrate feedback modal with Jira ([10110](https://github.com/great-expectations/great_expectations/pull/10110))
* [DOCS] DSB-961: Fix table of contents highlighting ([10152](https://github.com/great-expectations/great_expectations/pull/10152))
* [DOCS] Add dedicated page for scheduler ([10158](https://github.com/great-expectations/great_expectations/pull/10158))
* [DOCS] 1-0 guide: how to toggle analytics collection ([10166](https://github.com/great-expectations/great_expectations/pull/10166))
* [DOCS] 1.0 preview docs: Configure project Stores ([10150](https://github.com/great-expectations/great_expectations/pull/10150))
* [DOCS] 1.0 guide for securely storing and accessing credentials and tokens ([10157](https://github.com/great-expectations/great_expectations/pull/10157))
* [DOCS] updated older support policy ([10174](https://github.com/great-expectations/great_expectations/pull/10174))
* [MAINTENANCE] Exclude patterns from codecov reports ([9941](https://github.com/great-expectations/great_expectations/pull/9941))
* [MAINTENANCE] Temporary: xfail tests that hit fastapi ([9946](https://github.com/great-expectations/great_expectations/pull/9946))
* [MAINTENANCE] Clean up extraneous GX Cloud enums ([9947](https://github.com/great-expectations/great_expectations/pull/9947))
* [MAINTENANCE] Add fastapi to docker-compose for mercury ([9948](https://github.com/great-expectations/great_expectations/pull/9948))
* [MAINTENANCE] Changes to allow local testing using mercury's docker-compose ([9976](https://github.com/great-expectations/great_expectations/pull/9976))
* [MAINTENANCE] Ensure that validation definitions and checkpoints save before running ([9963](https://github.com/great-expectations/great_expectations/pull/9963))
* [MAINTENANCE] core expectation metadata ([9985](https://github.com/great-expectations/great_expectations/pull/9985))
* [MAINTENANCE] Export types for all of GX (V1 pre-release) ([9987](https://github.com/great-expectations/great_expectations/pull/9987))
* [MAINTENANCE] Add `metadata` property to Expectation schemas ([9993](https://github.com/great-expectations/great_expectations/pull/9993))
* [MAINTENANCE] Add schemas for Table and Multi-Column Expectations ([9991](https://github.com/great-expectations/great_expectations/pull/9991))
* [MAINTENANCE] Migrate ci to enterprise-arc runners ([9757](https://github.com/great-expectations/great_expectations/pull/9757))
* [MAINTENANCE] Upgrade to pytest 8 ([10006](https://github.com/great-expectations/great_expectations/pull/10006))
* [MAINTENANCE] ruff `0.4.8` ([10009](https://github.com/great-expectations/great_expectations/pull/10009))
* [MAINTENANCE] Add custom types to Expectation schemas ([9994](https://github.com/great-expectations/great_expectations/pull/9994))
* [MAINTENANCE] Remove unused properties on single Expectation ([10004](https://github.com/great-expectations/great_expectations/pull/10004))
* [MAINTENANCE] Patch for CVE-2024-36039 ([10016](https://github.com/great-expectations/great_expectations/pull/10016))
* [MAINTENANCE] Bump context config version to 4.0 ([10013](https://github.com/great-expectations/great_expectations/pull/10013))
* [MAINTENANCE] Clean up top-level `conftest.py` ([10014](https://github.com/great-expectations/great_expectations/pull/10014))
* [MAINTENANCE] Refactor metadata for ColumnAggregate Expectations ([10019](https://github.com/great-expectations/great_expectations/pull/10019))
* [MAINTENANCE] Rename `ExpectationConfiguration` `expectation_type` to `type` ([10018](https://github.com/great-expectations/great_expectations/pull/10018))
* [MAINTENANCE] Define JSON Schemas for ColumnAggregate Expectations ([10020](https://github.com/great-expectations/great_expectations/pull/10020))
* [MAINTENANCE] configure images to pull through our ecr cache ([10001](https://github.com/great-expectations/great_expectations/pull/10001))
* [MAINTENANCE] Move `mostly` to correct Expectation classes ([10027](https://github.com/great-expectations/great_expectations/pull/10027))
* [MAINTENANCE] Add metadata to `ColumnMapExpectations` ([10034](https://github.com/great-expectations/great_expectations/pull/10034))
* [MAINTENANCE] : change expectation kwarg types (breaking change) ([10051](https://github.com/great-expectations/great_expectations/pull/10051))
* [MAINTENANCE] add json schema field description ([10065](https://github.com/great-expectations/great_expectations/pull/10065))
* [MAINTENANCE] update ignore panda db client warning ([10071](https://github.com/great-expectations/great_expectations/pull/10071))
* [MAINTENANCE] Improve Expectation schemas ([10099](https://github.com/great-expectations/great_expectations/pull/10099))
* [MAINTENANCE] Have DCV point at V1 ([10102](https://github.com/great-expectations/great_expectations/pull/10102))
* [MAINTENANCE] Update `ConfigStr` + `ConfigUri` json schema definition ([10023](https://github.com/great-expectations/great_expectations/pull/10023))
* [MAINTENANCE] Parametrize `TestConnectionError` ([10105](https://github.com/great-expectations/great_expectations/pull/10105))
* [MAINTENANCE] Loosen `ruamel.yaml` pin (v1) ([10106](https://github.com/great-expectations/great_expectations/pull/10106))
* [MAINTENANCE] Remove public api decorator from non-public V1 code. ([10111](https://github.com/great-expectations/great_expectations/pull/10111))
* [MAINTENANCE] Update yarn.lock to handle vanta vulnerbilities. ([10114](https://github.com/great-expectations/great_expectations/pull/10114))
* [MAINTENANCE] Pin setuptools, we error with the latest. ([10119](https://github.com/great-expectations/great_expectations/pull/10119))
* [MAINTENANCE] Revert "[MAINTENANCE] Pin setuptools, we error with the latest." ([10123](https://github.com/great-expectations/great_expectations/pull/10123))
* [MAINTENANCE] Allow numpy 2 ([10122](https://github.com/great-expectations/great_expectations/pull/10122))
* [MAINTENANCE] Ruff `0.5.3` ([10124](https://github.com/great-expectations/great_expectations/pull/10124))
* [MAINTENANCE] Forbid extra attrs on V1 Pydantic models ([10127](https://github.com/great-expectations/great_expectations/pull/10127))
* [MAINTENANCE] Add context.data_sources.get ([10125](https://github.com/great-expectations/great_expectations/pull/10125))
* [MAINTENANCE] mypy - `possibly-undefined` ([10092](https://github.com/great-expectations/great_expectations/pull/10092))
* [MAINTENANCE] Remove immutability from validation definition ([10141](https://github.com/great-expectations/great_expectations/pull/10141))
* [MAINTENANCE] Add a clause when we reraise exceptions in tuple_store_backend.py ([10160](https://github.com/great-expectations/great_expectations/pull/10160))
* [MAINTENANCE] update_datasource returns the updated datasource ([10170](https://github.com/great-expectations/great_expectations/pull/10170))
* [MAINTENANCE] Temporarily update Pandas pins to unblock V1 prerelease ([10175](https://github.com/great-expectations/great_expectations/pull/10175))