feat: Add CommissionCQ - Phase 5 Application Layer

Added 5 Commands and 4 Queries for commission calculation and payout system:

Commands:
- CalculateWeeklyBalances: Recursive binary tree traversal for leg balances
- CalculateWeeklyCommissionPool: Calculate ValuePerBalance from total pool
- ProcessUserPayouts: Distribute commission to users, create payout records
- RequestWithdrawal: User requests cash/diamond withdrawal
- ProcessWithdrawal: Admin approves/rejects withdrawal

Queries:
- GetWeeklyCommissionPool: Retrieve pool details
- GetUserCommissionPayouts: List payouts with filters (status, week, user)
- GetCommissionPayoutHistory: Complete audit trail
- GetUserWeeklyBalances: Show leg balances and contributions

Total: 35 files, ~1,100 lines of code
Binary tree algorithm, state machine, withdrawal system implemented

src/CMSMicroservice.Application/CommissionCQ/Commands/ProcessWithdrawal/ProcessWithdrawalCommand.cs

@@ -0,0 +1,22 @@
+namespace CMSMicroservice.Application.CommissionCQ.Commands.ProcessWithdrawal;
+
+/// <summary>
+/// Command برای پردازش برداشت (توسط Admin)
+/// </summary>
+public record ProcessWithdrawalCommand : IRequest<Unit>
+{
+    /// <summary>
+    /// شناسه پرداخت کمیسیون
+    /// </summary>
+    public long PayoutId { get; init; }
+
+    /// <summary>
+    /// آیا تایید شده است؟
+    /// </summary>
+    public bool IsApproved { get; init; }
+
+    /// <summary>
+    /// دلیل (در صورت رد)
+    /// </summary>
+    public string? Reason { get; init; }
+}