Add sqlite and config support

migrations/2025-10-06-111516-0000_dl_games/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE dl_games;

migrations/2025-10-06-111516-0000_dl_games/up.sql

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+-- Your SQL goes here
+CREATE TABLE dl_games (
+    serial_number CHARACTER(10) NOT NULL PRIMARY KEY
+)