fix(data): serialize portfolio future reschedules

src/GmRelay.Bot/Migrations/V029__add_completed_game_portfolios_and_reviews.sql

@@ -119,16 +119,39 @@ CREATE FUNCTION unpublish_public_portfolio_games_for_future_session()
 RETURNS TRIGGER
 LANGUAGE plpgsql
 AS $$
+DECLARE
+    final_scheduled_at TIMESTAMPTZ;
 BEGIN
-    IF OLD.scheduled_at IS DISTINCT FROM NEW.scheduled_at
-       AND NEW.scheduled_at >= now() THEN
+    SELECT s.scheduled_at
+    INTO final_scheduled_at
+    FROM sessions s
+    WHERE s.id = NEW.id;
+
+    IF final_scheduled_at >= now() THEN
+        PERFORM pg.id
+        FROM portfolio_games pg
+        WHERE pg.is_public = true
+          AND EXISTS (
+              SELECT 1
+              FROM portfolio_game_sessions pgs
+              JOIN sessions s ON s.id = pgs.session_id
+              WHERE pgs.portfolio_game_id = pg.id
+                AND s.scheduled_at >= now()
+          )
+        ORDER BY pg.id
+        FOR UPDATE OF pg;
+
         UPDATE portfolio_games pg
         SET is_public = false,
             updated_at = now()
-        FROM portfolio_game_sessions pgs
-        WHERE pgs.portfolio_game_id = pg.id
-          AND pgs.session_id = NEW.id
-          AND pg.is_public = true;
+        WHERE pg.is_public = true
+          AND EXISTS (
+              SELECT 1
+              FROM portfolio_game_sessions pgs
+              JOIN sessions s ON s.id = pgs.session_id
+              WHERE pgs.portfolio_game_id = pg.id
+                AND s.scheduled_at >= now()
+          );
     END IF;
 
     RETURN NULL;