docs: add database security strategies, rename seed tool to dbtool New page: Database Security Strategies with cloud-isolated and least-privilege strategies for database privilege separation. Renamed Seed Tool Reference to Database Tool Reference with updated CLI interface (--schema, --import-config, --import-test-data, --input-file flags). Updated cross-references in Config Migration Guide, Configuration Management, Testing, and Sidebar. Refs ericfitz/tmi#251 Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

ericfitz committed Apr 11, 2026