1.19.0

• [FEATURE] Spark 4 support (#11969)
• [BUGFIX] Preserve date-like strings in SQL distinct value sets (#11947) (thanks @yuricavalcanti06)
• [BUGFIX] Reject empty regex_list in ExpectColumnValuesToMatchRegexList (#11958) (thanks @anxkhn)
• [BUGFIX] Fix broken link in issue assign welcome message (#11961)
• [DOCS] Enumerate Ephemeral Data Context use cases in type overview (#11931) (thanks @zozo123)
• [MAINTENANCE] remove broken redirect entries (#11936)
• [MAINTENANCE] Replace broken Wistia embed with YouTube on GX Core intro page (#11932)
• [MAINTENANCE] Skip broken GCP SDK setup in docs-snippets during CI transition (#11959)
• [MAINTENANCE] Self-provision data in Snowflake connection tests (#11945)
• [MAINTENANCE] Contrib Docs (#11950)
• [MAINTENANCE] Add bot-enforced issue claiming and scope stale bot to needs-info issues (#11957)
• [MAINTENANCE] Bump launch-editor from 2.12.0 to 2.14.1 in /docs/docusaurus (#11918)
• [MAINTENANCE] clean up unused code (#11717)
• [MAINTENANCE] Extract type comparison logic into dedicated module (#11798)
• [MAINTENANCE] Bump dompurify from 3.4.3 to 3.4.11 in /docs/docusaurus (#11917)
• [MAINTENANCE] Make pyarrow compatibility type-ignore environment-independent (#11966)
• [MAINTENANCE] Bump joi from 17.13.3 to 17.13.4 in /docs/docusaurus (#11914)
• [MAINTENANCE] Remove dead expectation helpers and types/attributes (#11765)
• [MAINTENANCE] Databricks CI (#11968)
• [MAINTENANCE] Authenticate Databricks CI via OAuth M2M service principal (#11970)
• [MAINTENANCE] Remove Codecov from CI and documentation (#11971)