Allow all Pro users to access retrospectives (ORB-188)

src/Orbit.Application/Chat/Content/FeatureExplanations/paygate.md

@@ -34,7 +34,4 @@ Upgrading to Pro unlocks:
 - Premium color schemes
 - Streak freezes
 - Gamification: XP, levels, and achievements
-
-## The retrospective is yearly-only
-
-The **retrospective** is the one feature that needs the **yearly** Pro plan specifically. A monthly Pro subscription does not include it; the yearly plan does.
+- Retrospectives

src/Orbit.Application/Common/AnalyticsCapture.cs

@@ -16,7 +16,7 @@ public static void SafeCaptureUserEvent(
     {
         try
         {
-            analytics.CaptureUserEvent(user.Id, eventName, user.Plan.ToString(), user.IsYearlyPro);
+            analytics.CaptureUserEvent(user.Id, eventName, user.Plan.ToString());
         }
         catch (Exception ex)
         {

src/Orbit.Application/Common/PayGateService.cs

@@ -139,8 +139,8 @@ public async Task<Result> CanUseRetrospective(Guid userId, CancellationToken ct
             return Result.Failure(ErrorMessages.UserNotFound);
 
         var proOnly = await appConfig.GetAsync(AppConfigKeys.RetrospectiveProOnly, true, ct);
-        if (proOnly && !user.IsYearlyPro)
-            return Result.PayGateFailure("Retrospectives are available on the yearly Pro plan. Upgrade to unlock!");
+        if (proOnly && !user.HasProAccess)
+            return Result.PayGateFailure("Retrospectives are a Pro feature. Upgrade to unlock!");
 
         return Result.Success();
     }

src/Orbit.Domain/Entities/User.cs

@@ -88,9 +88,6 @@ public partial class User : Entity
     [NotMapped]
     public bool HasProAccess => IsPro || IsTrialActive;
 
-    [NotMapped]
-    public bool IsYearlyPro => IsPro && (IsLifetimePro || SubscriptionInterval == Enums.SubscriptionInterval.Yearly);
-
     private User() { }
 
     public static Result<User> Create(string name, string email)

src/Orbit.Domain/Interfaces/IProductAnalytics.cs

@@ -7,5 +7,5 @@ namespace Orbit.Domain.Interfaces;
 /// </summary>
 public interface IProductAnalytics
 {
-    void CaptureUserEvent(Guid userId, string eventName, string plan, bool isYearlyPro);
+    void CaptureUserEvent(Guid userId, string eventName, string plan);
 }