Remove the MCP server binary dependency entirely. All 22 command groups now
connect directly to Power BI Desktop's Analysis Services engine via pythonnet
and bundled Microsoft.AnalysisServices DLLs (~20MB, in-process).
- Direct .NET TOM/ADOMD.NET interop for sub-second command execution
- 7 Claude Code skills (added Diagnostics and Partitions & Expressions)
- New commands: trace, transaction, calendar, expression, partition, advanced culture
- 91 tests passing, all skills updated, README/CHANGELOG rewritten
- Fix Traversable import with TYPE_CHECKING guard for Python 3.10-3.14 compat
- Add explicit dict[str, object] type annotations to all request dicts
- Fix unused variable and import warnings in connection.py and test files
- Break long lines to satisfy ruff E501 (100-char limit)
- Fix click.MultiCommand -> click.Group for mypy arg-type in repl.py
- Wrap binary_manager return in str() for mypy no-any-return
