* Add CreateCollectionCommand and associated interface with validation logic
* Implement CreateCollectionCommand to handle collection creation with organization checks and access permissions.
* Introduce ICreateCollectionCommand interface for defining the collection creation contract.
* Add unit tests for CreateCollectionCommand to validate various scenarios including permission checks and error handling.
* Add UpdateCollectionCommand and associated interface with validation logic
* Implement UpdateCollectionCommand to handle collection updates with organization checks and access permissions.
* Introduce IUpdateCollectionCommand interface for defining the collection update contract.
* Add unit tests for UpdateCollectionCommand to validate various scenarios including permission checks and error handling.
* Add scoped services for collection commands
* Register ICreateCollectionCommand and IUpdateCollectionCommand in the service collection for handling collection creation and updates.
* Refactor CollectionsController to use command interfaces for collection creation and updates
* Updated CollectionsController to utilize ICreateCollectionCommand and IUpdateCollectionCommand for handling collection creation and updates, replacing calls to ICollectionService.
* Adjusted related unit tests to verify the new command implementations.
* Refactor ICollectionService and CollectionService to remove SaveAsync method
* Removed the SaveAsync method from ICollectionService and its implementation in CollectionService.
* Updated related tests in CollectionServiceTests to reflect the removal of SaveAsync, ensuring existing functionality remains intact.
* Remove unused organization repository dependency from CollectionServiceTests
* Add validation to CreateCollectionCommand to prevent creation of DefaultUserCollection type
* Implemented a check in CreateCollectionCommand to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be created.
* Added a unit test to verify that the exception is thrown with the correct message when attempting to create a collection of this type.
* Add validation to DeleteCollectionCommand to prevent deletion of DefaultUserCollection type
* Implemented checks in DeleteAsync and DeleteManyAsync methods to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be deleted.
* Added unit tests to verify that the exceptions are thrown with the correct messages when attempting to delete collections of this type.
* Add validation in UpdateCollectionCommand to prevent editing DefaultUserCollection type
* Implemented a check in UpdateAsync to throw a BadRequestException if a collection of type DefaultUserCollection is attempted to be updated.
* Added a unit test to verify that the exception is thrown with the correct message when attempting to update a collection of this type.
* Add validation in UpdateOrganizationUserCommand to prevent modification of DefaultUserCollection type
* Implemented a check to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.
* Add validation in UpdateGroupCommand to prevent modification of DefaultUserCollection type
* Implemented a check to throw a BadRequestException if an attempt is made to modify group access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.
* Add validation in BulkAddCollectionAccessCommand to prevent addition of collections of DefaultUserCollection type
* Implemented a check to throw a BadRequestException if an attempt is made to add access to collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.
* Add validation in CollectionService to prevent modification of DefaultUserCollection type
* Implemented a check in DeleteUserAsync to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.
* Added a unit test to ensure the exception is thrown with the correct message when this condition is met.
* Implement a check to throw a BadRequestException if an attempt is made to modify member access for collections of type DefaultUserCollection.
* Add validation in CollectionsController to prevent deletion of DefaultUserCollection type
* Implemented a check to return a BadRequestObjectResult if an attempt is made to delete a collection of type DefaultUserCollection.
* Remove unused test method for handling DefaultUserCollection in CollectionsControllerTests
* Update UpdateOrganizationUserCommandTests to use OrganizationUserType for user updates
* Remove Organization.FlexibleCollections from code
* Drop Organization.FlexibleCollections column in EF databases
(MSSQL column to be retained for 1 additional deployment to support rollback in cloud)
* chore: remove fc refs in CreateGroup and UpdateGroup commands, refs AC-2646
* chore: remove fc refs and update interface to represent usage/get rid of double enumeration warnings, refs AC-2646
* chore: remove org/provider service fc callers, refs AC-2646
* chore: remove collection service fc callers, refs AC-2646
* chore: remove cipher service import ciphers fc callers, refs AC-2646
* fix: UpdateOrganizationUserCommandTests collections to list, refs AC-2646
* fix: update CreateGroupCommandTests, refs AC-2646
* fix: adjust UpdateGroupCommandTests, refs AC-2646
* fix: adjust UpdateOrganizationUserCommandTests for FC always true, refs AC-2646
* fix: update CollectionServiceTests, refs AC-2646
* fix: remove unnecessary test with fc disabled, refs AC-2646
* fix: update tests to account for AccessAll removal and Manager removal, refs AC-2646
* chore: remove dependence on FC flag for tests, refs AC-2646
