Merge pull request 'feat(enakgame): weekly leaderboard' (#47) from feat/enakgame into staging

Reviewed-on: https://gits.altru.id/apksel-dev/apskel-pos-backend/pulls/47

migrations/000108_create_voucher_tables.up.sql

@@ -2,21 +2,6 @@
 -- which budget (docs/rfc-enakgame.md §5.7, D5). Replaces the unused rewards table for
 -- EnakGame; rewards itself stays.
 
--- Some databases still have the vouchers table of the reverted Voucher Undian feature
--- (commit cfe690a). Keep its data under another name; its primary key index is renamed
--- too, or vouchers_pkey below would clash.
-DO $$
-BEGIN
-    IF EXISTS (
-        SELECT 1 FROM information_schema.columns
-        WHERE table_schema = current_schema() AND table_name = 'vouchers' AND column_name = 'winner_number'
-    ) THEN
-        ALTER TABLE vouchers RENAME TO vouchers_undian_legacy;
-        ALTER INDEX IF EXISTS vouchers_pkey RENAME TO vouchers_undian_legacy_pkey;
-        ALTER INDEX IF EXISTS vouchers_voucher_code_key RENAME TO vouchers_undian_legacy_voucher_code_key;
-    END IF;
-END $$;
-
 CREATE TABLE vouchers (
     id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
     organization_id UUID NOT NULL,