f2126754a6
- Add oem_code_copies table and analytics module for tracking part code copies - Integrate PostHog for frontend product analytics (VIN decode, OEM copy events) - Switch email service from stub to Postal API with proper error handling - Add copy button to parts panel with clipboard + server-side logging - Add admin copy-logs page with filtering and top-copied-codes view - Add VIN report endpoint for users to flag unrecognized chassis numbers - Add Postal email env vars to config schema Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>