Add XPath extension function `inspectMaskValue` to describe the effect of masking a value based on value type and mask style with respect to the current data masking environment.

• The result must inform whether a value will or will not be masked.

• The result must inform whether the value type is recognized.

• The result must inform whether the mask style, if given, is recognized.

Add XPath extension function `inspectMaskContent` to describe the potential effect of masking content based on an optional content type with respect to the current data masking environment.

• The result must inform whether rules exist to be applied to content.

Add XPath extension function `inspectMaskingProperty` to describe the awareness of a masking profile context property with respect to the current data masking environment.

• The result must inform whether a named property is used, accepted, or unknown in the current environment.