fix(data): protect portfolio publication invariant

src/GmRelay.Bot/Migrations/V029__add_completed_game_portfolios_and_reviews.sql

@@ -52,6 +52,48 @@ CREATE TABLE portfolio_game_masters (
 CREATE INDEX ix_portfolio_game_masters_player
     ON portfolio_game_masters (player_id, portfolio_game_id);
 
+CREATE FUNCTION unpublish_portfolio_game_without_required_links()
+RETURNS TRIGGER
+LANGUAGE plpgsql
+AS $$
+BEGIN
+    PERFORM 1
+    FROM portfolio_games
+    WHERE id = OLD.portfolio_game_id
+    FOR UPDATE;
+
+    UPDATE portfolio_games
+    SET is_public = false,
+        updated_at = now()
+    WHERE id = OLD.portfolio_game_id
+      AND is_public = true
+      AND (
+          NOT EXISTS (
+              SELECT 1
+              FROM portfolio_game_sessions
+              WHERE portfolio_game_id = OLD.portfolio_game_id
+          )
+          OR NOT EXISTS (
+              SELECT 1
+              FROM portfolio_game_masters
+              WHERE portfolio_game_id = OLD.portfolio_game_id
+          )
+      );
+
+    RETURN OLD;
+END;
+$$;
+
+CREATE TRIGGER trg_portfolio_game_sessions_unpublish_after_delete
+AFTER DELETE ON portfolio_game_sessions
+FOR EACH ROW
+EXECUTE FUNCTION unpublish_portfolio_game_without_required_links();
+
+CREATE TRIGGER trg_portfolio_game_masters_unpublish_after_delete
+AFTER DELETE ON portfolio_game_masters
+FOR EACH ROW
+EXECUTE FUNCTION unpublish_portfolio_game_without_required_links();
+
 CREATE TABLE portfolio_game_reviews (
     id                      UUID PRIMARY KEY DEFAULT gen_random_uuid(),
     portfolio_game_id       UUID NOT NULL REFERENCES portfolio_games(id) ON DELETE CASCADE,
@@ -80,5 +122,5 @@ CREATE INDEX ix_portfolio_game_reviews_public
     WHERE moderation_status = 'Approved' AND publication_consent_at IS NOT NULL;
 
 CREATE INDEX ix_portfolio_game_reviews_pending
-    ON portfolio_game_reviews (created_at)
+    ON portfolio_game_reviews (portfolio_game_id, created_at DESC)
     WHERE moderation_status = 'Pending';