Add client referral bonus links

prisma/migrations/0009_referral_bonus_links/migration.sql

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+ALTER TABLE "ReferralLink"
+ADD COLUMN "createdById" TEXT;
+
+ALTER TABLE "ReferralLink"
+ADD COLUMN "bonusPercent" DECIMAL(5,2);
+
+UPDATE "ReferralLink"
+SET
+  "createdById" = "referrerId",
+  "bonusPercent" = 0;
+
+ALTER TABLE "ReferralLink"
+ALTER COLUMN "createdById" SET NOT NULL;
+
+ALTER TABLE "ReferralLink"
+ALTER COLUMN "bonusPercent" SET NOT NULL;
+
+ALTER TABLE "ReferralLink"
+ADD CONSTRAINT "ReferralLink_createdById_fkey"
+FOREIGN KEY ("createdById") REFERENCES "User"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+CREATE INDEX "ReferralLink_referrerId_idx" ON "ReferralLink"("referrerId");
+
+CREATE INDEX "ReferralLink_refereeId_idx" ON "ReferralLink"("refereeId");
+
+ALTER TABLE "BonusTransaction"
+ADD COLUMN "referralLinkId" TEXT;
+
+ALTER TABLE "BonusTransaction"
+ADD CONSTRAINT "BonusTransaction_referralLinkId_fkey"
+FOREIGN KEY ("referralLinkId") REFERENCES "ReferralLink"("id") ON DELETE SET NULL ON UPDATE CASCADE;
+
+CREATE UNIQUE INDEX "BonusTransaction_orderId_referralLinkId_key"
+ON "BonusTransaction"("orderId", "referralLinkId");