visualization-settings
Choosing a card's `display` and authoring `visualization_settings` for question_write and patch_dashcard — which chart fits which data shape, the output-column-name rule, minimum keys per chart family, map regions, the column_settings JSON-string-key footgun. Triggers — "make this a bar/line/pie chart", "what chart should I use", "format as currency", "the card renders as a table instead of a chart", "conditional formatting", "region map".
SKILL.md
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