Add centralized admin settings (company info, social links, quick calls,
sidebar visibility toggles, theme, logo upload) with singleton pattern
and full CRUD API. Add active/dedicated customer count endpoints for
dashboard stats. Fix automatic assignment route to use PUT instead of
GET. Refactor oil price endpoint to use schema serialization with null
safety.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Major update spanning pricing, market data, and analytics:
- Pricing: Replace single-price service fees with 5-tier pricing for
same-day, prime, and emergency deliveries across create/edit/finalize
- Market: Add Ticker_Price and CompanyPrice models with endpoints for
live commodity prices (HO, CL, RB) and competitor price tracking
- Stats: Add daily/weekly/monthly gallons endpoints with multi-year
comparison and YoY totals for the stats dashboard
- Delivery: Add map and history endpoints, fix finalize null-driver crash
- Schema: Change fill_location from INTEGER to VARCHAR(250), add
pre_load normalization for customer updates, fix admin auth check
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
