- Switched to new `[LOADED_DOCS: N files (+K this turn: ...)]` prefix format in all protocol docs, with examples and enforcement details.
- Documented `docs-discovery` skill, protocol history, and documentation-first coding requirements.
- Added protocol documentation for `Nop.Plugin.Misc.AIPlugin`.
- Changed SQL connection string to use `FruitBank_DEV` in `appsettings.json`.
- Wrapped `IHubProtocol` debug output in `#if DEBUG` in `PluginNopStartup.cs`.