Phase 3 · Local development
Run the vendor installer locally, composer install + npm install, configure .env (double-quote every secret), and install Laravel Boost (composer require laravel/boost --dev && php artisan boost:install) to register the .mcp.json server. Then run the source scan for vendor gotchas (APP_ENV hardcoding, CustomConfigProvider, observer re-seed traps) and record findings in .claude/rules/project_context.md.