- read token and field from query parameters
- default missing or empty fields to value
- expose attribute query and update through GET and PATCH routes
- return true only for measurement mode 1
- add query parsing and measurement mode test coverage
- classify component and attribute groups as parameter tokens
- validate four-part and seven-part parameter identifiers
- resolve component and project-backed parameter values and database types
- query parameter descriptions from basic attribute metadata
- enforce data-object field support and build PARAM attribute responses
- organize data-object SQL and add parameter query coverage