* WIP: adopt the saved model on open (#3053)
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
* WIP: tests
* WIP: bench-open opens as Open does
* docs: opening from the saved model
* Tests: an edit after opening evaluates from the feature it changes
* clippy
* Read SOLIDCRAFT_NO_MODEL_CACHE through the env helper
* Open: no picture from the model when the model itself opens; cancel test evaluates
* Saved model: bodies passed through found without writing their record; states list runs of bodies
* Adopted results go into the evaluation cache: an undone edit, or the marker rolled forward, takes them again
* Model cache size guard: the saved model's writer
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Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>