* Agent docs: Recommend cmake --build over ninja when sharing build/ with Visual Studio
* Disable Create Well Target Mapping for grid ensembles with individual grids
* Move RimSummaryCaseMainCollection context menu items into appendMenuItems override
* Reorganize import menus: split per-window, group submenus, rename actions, add Import/Export icons
* Show icons on "New Statistics Case" and "New Grid Case Group" menu actions
* Rename grid/summary import submenus to "More" and use the import icon
The StrEnum-based API (rips/enums.py, generated AppEnum classes) requires
Python 3.11+. Align the docs and copilot-instructions with setup.py.cmake,
which already declares >=3.11.