- wire legacy schema checks to live OleDb inspection and durable history
- harden schema baseline parsing and add constraint drift detection
- authenticate admin schema API calls from the client
- add release-gate workflow for legacy schema validation
- add extension-record save path with pre-save legacy link validation
- add link ambiguity detection, provider coverage reporting, and nightly integrity scheduler
- mark stories 1.7 and 1.8 done after review fixes