fix(studio): Add a model dropdown for Base Model filtering on the Virtual Model Grid

[htolentino-nvidia]

https://linear.app/nvidia/issue/ASTD-307/virtual-models-default-model-filter-is-a-free-text-input-with-no

Summary by CodeRabbit

• New Features

  • Added a dedicated “Default Model” filter with single-select search behavior.

• Bug Fixes

  • Improved filtering accuracy by matching the selected default model exactly.
  • Ensured model-related column displays stay synchronized with the current workspace.

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📥 Commits

Reviewing files that changed from the base of the PR and between 8a5663f and 41226b0.

📒 Files selected for processing (1)

• web/packages/studio/src/components/dataViews/VirtualModelsDataView/index.tsx

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📝 Walkthrough

Walkthrough

VirtualModelsDataView replaces the Default Model text filter with a single-select model search field, applies exact $eq filtering, and includes workspace in column memoization dependencies.

Changes

Virtual model filtering

Layer / File(s)	Summary
Default model filter integration web/packages/studio/src/components/dataViews/VirtualModelsDataView/index.tsx	The Default Model column renders BaseModelSearchFilterField, stores one selected model or undefined, applies default_model_entity with $eq, and rebuilds columns when workspace changes.

Possibly related PRs

• NVIDIA-NeMo/nemo-platform#689: Adds the VirtualModel filtering support that includes default_model_entity.

Suggested labels: feat

Suggested reviewers: shanaiabuggy

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main change: adding a model dropdown for Base Model filtering in the Virtual Model Grid.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

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• Commit unit tests in branch ASTD-307-fix-base-model-filters/htolentino

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[github-actions]

Suite	Lines Covered	Line Rate	Branch Rate
Unit Tests	25534/32732	78.0%	62.7%
Integration Tests	14730/31381	46.9%	19.3%

[steramae-nvidia]

why the change from $like to $eq?