Add revenue split to affiliate codes v2 (#4672)

* wip: affiliate payouts again

* Implement affiliate payout queue

* Deactivate subscription affiliations on cancellation

* Remove a test that never compiled in the first place

* Update sqlx cache

* address some PR comments

* more comments

* wip: handle refund charges

* cargo sqlx prepare

* Address PR comments

* cargo sqlx prepare

apps/labrinth/migrations/20251024182919_subscription_affiliations.sql

@@ -0,0 +1,20 @@
+CREATE TABLE users_subscriptions_affiliations (
+	subscription_id BIGINT      NOT NULL REFERENCES users_subscriptions(id),
+	affiliate_code  BIGINT      NOT NULL REFERENCES affiliate_codes(id),
+	created_at      TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
+	deactivated_at  TIMESTAMPTZ,
+	UNIQUE (subscription_id)
+);
+
+CREATE TABLE users_subscriptions_affiliations_payouts(
+	id              BIGSERIAL          PRIMARY KEY,
+	charge_id       BIGINT    NOT NULL REFERENCES charges(id),
+	subscription_id BIGINT    NOT NULL REFERENCES users_subscriptions(id),
+	affiliate_code  BIGINT    NOT NULL REFERENCES affiliate_codes(id),
+	payout_value_id BIGSERIAL NOT NULL REFERENCES payouts_values(id),
+	UNIQUE (charge_id),
+	UNIQUE (payout_value_id)
+);
+
+ALTER TABLE payouts_values
+ADD COLUMN affiliate_code_source BIGINT;