Removed readonly on image_urls so URLs can be changed in admin.
Added list_editable for day_of_year and color_hex for quick edits.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
SVG gem shape as inline data URI, automatically tinted with the
mineral's color_hex. No static assets needed.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Adds a template filter that cleans up spaced-out formulas from scraping
and wraps subscript numbers in <sub> tags for proper display.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
New dailystone app with 207 minerals scraped from Wikipedia.
Each day displays a different mineral with photos, formula,
properties, description, and history. Page theme color matches
the mineral's typical appearance.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
