feat(#19): добавить ссылку на игру в карточку батча

- SessionBatchDto: добавлено поле JoinLink
- SessionViewItem: добавлено поле JoinLink
- SessionBatchViewBuilder: прокидывание JoinLink из DTO в ViewModel
- CreateSessionHandler, SessionService: обновлены все вызовы конструктора
- TelegramSessionBatchRenderer (Bot + Web): рендеринг ссылки в карточке
- Добавлены тесты на наличие ссылки в рендере
- Все 7 SQL-запросов, загружающих SessionBatchDto, обновлены с join_link AS JoinLink
- Бамп версии до 1.11.0

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/GmRelay.Web/Services/SessionService.cs

@@ -938,7 +938,7 @@ public sealed class SessionService(
                 },
                 transaction);
 
-            renderedSessions.Add(new SessionBatchDto(sessionId, scheduledAt, SessionStatus.Planned, sourceSession.MaxPlayers));
+            renderedSessions.Add(new SessionBatchDto(sessionId, scheduledAt, SessionStatus.Planned, sourceSession.MaxPlayers, batchJoinLink));
         }
 
         await transaction.CommitAsync();
@@ -1147,7 +1147,7 @@ public sealed class SessionService(
                 },
                 transaction);
 
-            renderedSessions.Add(new SessionBatchDto(sessionId, scheduledAt, SessionStatus.Planned, template.MaxPlayers));
+            renderedSessions.Add(new SessionBatchDto(sessionId, scheduledAt, SessionStatus.Planned, template.MaxPlayers, template.JoinLink));
         }
 
         await transaction.CommitAsync();
@@ -1245,7 +1245,7 @@ public sealed class SessionService(
             await using var conn = await dataSource.OpenConnectionAsync();
 
             var sessions = (await conn.QueryAsync<SessionBatchDto>(
-                "SELECT id AS SessionId, scheduled_at AS ScheduledAt, status AS Status, max_players AS MaxPlayers FROM sessions WHERE batch_id = @BatchId ORDER BY scheduled_at",
+                "SELECT id AS SessionId, scheduled_at AS ScheduledAt, status AS Status, max_players AS MaxPlayers, join_link AS JoinLink FROM sessions WHERE batch_id = @BatchId ORDER BY scheduled_at",
                 new { BatchId = batchId })).ToList();
 
             var participants = (await conn.QueryAsync<ParticipantBatchDto>(

src/GmRelay.Web/Services/TelegramSessionBatchRenderer.cs

@@ -20,6 +20,11 @@ public static class TelegramSessionBatchRenderer
                 ? $"👥 Места: {session.ActivePlayerCount}/{session.MaxPlayers.Value}\n"
                 : $"👥 Игроки ({session.ActivePlayerCount}):\n";
 
+            if (!string.IsNullOrEmpty(session.JoinLink))
+            {
+                messageText += $"🔗 <a href=\"{System.Net.WebUtility.HtmlEncode(session.JoinLink)}\">Ссылка на игру</a>\n";
+            }
+
             if (session.ActivePlayers.Count > 0)
             {
                 messageText += string.Join("\n", session.ActivePlayers.Select(p =>