7.21.0

Added

• Backend: Support for FerretDB (and probably CosmosDB and DocumentDB)
• UI: Generate Schemas with AI support.

Changes

• Contents: New inline filter for contents.
• Contents: Support X-Fields for all endpoints.
• UI: A few small UI improvements.
• UI: Updated angular to current version.
• UI: New dialog to create apps.

Fixed

• Rules: Fix prepare step and error handling for scripts.
• Rules: Change Url properties of steps to strings.
• Rules: Show the status of cancelled events properly.