Changelog

Massive expansion from 26 to 72 tracked commodities, plus a complete mobile-first UI overhaul.

Data Pipeline

• Added USDA NASS as a third data source (alongside FRED and EIA)
• New Livestock category: Cattle, Hogs, Milk, Chicken, Eggs, Turkeys, Wool, Lamb
• Expanded agricultural coverage: Oats, Barley, Sorghum, and US Farm Prices
• Refactored monolithic fetch script into modular package (scripts/fetchers/)
• Shared utilities: SmartDateParser, safe_get, merge_history, compute_metrics
• Total commodities: 72 across 5 sources

Mobile-First UI

• Scroll-hide category nav (Google Console style) — hides on scroll down, reappears on scroll up
• Added Livestock and Indices links to category navigation
• Horizontally scrollable range buttons and chart controls on mobile
• Price hero section stacks vertically on mobile with responsive font sizes
• Responsive chart height (280px → 350px → 400px by breakpoint)
• Crosshair info and chart actions stack on narrow screens

Get commodity prices directly in your messaging apps! We've launched official bots for both Telegram and Discord.

Bot Commands

• /price brent — Get a commodity price
• /prices energy — All prices in a category
• /top — Top gainers and losers
• /list — All available commodities