- partials/pipeline_catalog.html: accordion list of serving tables with
row count badges, column count, click-to-expand lazy-loaded detail
- partials/pipeline_table_detail.html: column schema grid + sticky-header
sample data table (10 rows, truncated values with title attribute)
- JS: toggleCatalogTable() + htmx.trigger(content, 'revealed') for
lazy-loading detail only on first open
Subtask 4 of 6
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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