- Add import module with CSV/Excel template download and bulk import endpoints
- Support client+subscription and outstanding invoice imports with per-row error handling
- Templates include Field Guide sheet with valid plan/area names
- Add manager role to unremitted payments endpoint
- Add createdAt field to remittance history response
- Add mustChangePassword field to User model in schema.prisma
- Add latitude/longitude fields to Client model (matching existing migration)
- Remove @nestjs/serve-static import from app.module (not in dependencies)
- Add @types/multer to devDependencies and type multer config explicitly
- Create migration for mustChangePassword column
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
