Fix map replay flow and quest mission rewards

server/migrations/20260510060827_backfill_prior_season_routes.sql

@@ -0,0 +1,41 @@
+-- +goose Up
+-- For each user past season 2 with no season-2 row yet, infer which sun/moon
+-- route they actually played from their cleared quests in user_quests, and
+-- insert the matching (season=2, route=X) row. Heals players who progressed
+-- past season 2 before per-scene RecordSeasonRoute existed (commit 9a2cc92).
+--
+-- Quest-ID ranges per route (from master_data/EntityMMainQuestSequenceTable.json):
+--   Route 2 (sun/moon variant A): quests 301..370
+--   Route 3 (sun/moon variant B): quests 401..470
+--
+-- The NOT EXISTS clause matches on (user, season) regardless of route, so any
+-- existing real RecordSeasonRoute write is preserved verbatim.
+
+-- Rule 1: user has cleared a route-3 quest -> they picked variant B.
+INSERT INTO user_main_quest_season_routes (user_id, main_quest_season_id, main_quest_route_id, latest_version)
+SELECT umq.user_id, 2, 3, umq.latest_version
+FROM user_main_quest umq
+WHERE umq.main_quest_season_id > 2
+  AND NOT EXISTS (
+    SELECT 1 FROM user_main_quest_season_routes r
+    WHERE r.user_id = umq.user_id AND r.main_quest_season_id = 2
+  )
+  AND EXISTS (
+    SELECT 1 FROM user_quests q
+    WHERE q.user_id = umq.user_id AND q.clear_count > 0
+      AND q.quest_id BETWEEN 401 AND 470
+  );
+
+-- Rule 2: otherwise insert route 2 (covers users who picked variant A and
+-- users with no observable route-2/route-3 history -- last-resort default).
+INSERT INTO user_main_quest_season_routes (user_id, main_quest_season_id, main_quest_route_id, latest_version)
+SELECT umq.user_id, 2, 2, umq.latest_version
+FROM user_main_quest umq
+WHERE umq.main_quest_season_id > 2
+  AND NOT EXISTS (
+    SELECT 1 FROM user_main_quest_season_routes r
+    WHERE r.user_id = umq.user_id AND r.main_quest_season_id = 2
+  );
+
+-- +goose Down
+SELECT 1;