Add phone login support and member import functionality

Features:
- Support login via phone number or email (LoginRequest)
- Add members:import-roster command for Excel roster import
- Merge survey emails with roster data

Code Quality (Phase 1-4):
- Add database locking for balance calculation
- Add self-approval checks for finance workflow
- Create service layer (FinanceDocumentApprovalService, PaymentVerificationService)
- Add HasAccountingEntries and HasApprovalWorkflow traits
- Create FormRequest classes for validation
- Add status-badge component
- Define authorization gates in AuthServiceProvider
- Add accounting config file

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.claude/skills/laravel/references/other.md

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+# Laravel - Other
+
+**Pages:** 1
+
+---
+
+## Installation - Laravel 12.x - The PHP Framework For Web Artisans
+
+**URL:** https://laravel.com/docs/12.x
+
+---