refactor(server): payment service (#8906)

packages/backend/server/migrations/20241125035804_opt_user_invoices/migration.sql

@@ -0,0 +1,7 @@
+-- AlterTable
+ALTER TABLE "user_invoices" ALTER COLUMN "plan" DROP NOT NULL,
+ALTER COLUMN "recurring" DROP NOT NULL,
+ALTER COLUMN "reason" DROP NOT NULL;
+
+-- CreateIndex
+CREATE INDEX "user_invoices_user_id_idx" ON "user_invoices"("user_id");

packages/backend/server/migrations/migration_lock.toml

@@ -1,3 +1,3 @@
 # Please do not edit this file manually
 # It should be added in your version-control system (i.e. Git)
-provider = "postgresql"
+provider = "postgresql"