* Move Module & ModuleType models to a separate file
* Add ModuleTypeProfile & related fields
* Initial work on JSON schema validation
* Add attributes property on ModuleType
* Introduce MultipleOfValidator
* Introduce JSONSchemaProperty
* Enable dynamic form field rendering
* Misc cleanup
* Fix migration conflict
* Ensure deterministic ordering of attriubte fields
* Support choices & default values
* Include module type attributes on module view
* Enable modifying individual attributes via REST API
* Enable filtering by attribute values
* Add documentation & tests
* Schema should be optional
* Include attributes column for profiles
* Profile is nullable
* Include some initial profiles to be installed via migration
* Fix migrations conflict
* Fix filterset test
* Misc cleanup
* Fixes#19023: get_field_value() should respect null values in bound forms (#19024)
* Skip filters which do not specify a JSON-serializable value
* Fix handling of array item types
* Fix initial data in schema field during bulk edit
* Implement sanity checking for JSON schema definitions
* Fall back to filtering by string value
