fix: persist sms carrier and province

api/prisma/migrations/20260711210000_add_message_route_identity/migration.sql

@@ -0,0 +1,21 @@
+ALTER TABLE "SmsMessageRecord"
+ADD COLUMN "carrier" TEXT,
+ADD COLUMN "province" TEXT;
+
+UPDATE "SmsMessageRecord" AS message
+SET "province" = segment."province"
+FROM "PhoneSegment" AS segment
+WHERE segment."prefix" = left(message."phoneNumber", 7);
+
+UPDATE "SmsMessageRecord" AS message
+SET "carrier" = COALESCE((
+  SELECT rule."carrier"
+  FROM "PhoneCarrierRule" AS rule
+  WHERE rule."status" = 'active'
+    AND message."phoneNumber" ~ rule."pattern"
+  ORDER BY rule."priority" ASC, rule."createdAt" ASC
+  LIMIT 1
+), 'mobile');
+
+CREATE INDEX "SmsMessageRecord_carrier_province_idx"
+ON "SmsMessageRecord"("carrier", "province");